diff --git a/src/app/(campaign)/campanha/(app)/layout.tsx b/src/app/(campaign)/campanha/(app)/layout.tsx
index 640f0501..f0dbcd7e 100644
--- a/src/app/(campaign)/campanha/(app)/layout.tsx
+++ b/src/app/(campaign)/campanha/(app)/layout.tsx
@@ -26,13 +26,13 @@ import {
 import { Toaster } from '@/components/ui/Toaster'
 import { TooltipProvider } from '@/components/ui/tooltip'
 import { deviceLabelFromUserAgent } from '@/lib/deviceLabel'
-import { getCampaignUser } from '@/utilities/campaignAuth'
+import { getCampaignUserWithAvatar } from '@/utilities/campaignAuth'
 import { campaignUserShellView } from '@/utilities/campaignUserProfile'
 import { loadCampaignPasskeys } from '@/utilities/webauthn/campaignWebAuthnCeremony'
 import { resolveCampaignWebAuthnRelyingParty } from '@/utilities/webauthn/campaignWebAuthnConfig'
 
 export default async function CampaignAppLayout({ children }: { children: React.ReactNode }) {
-  const user = await getCampaignUser()
+  const user = await getCampaignUserWithAvatar()
 
   if (!user) {
     redirect('/campanha/login')
diff --git a/src/app/(campaign)/campanha/(app)/perfil/page.tsx b/src/app/(campaign)/campanha/(app)/perfil/page.tsx
index 0c731b03..772b9a69 100644
--- a/src/app/(campaign)/campanha/(app)/perfil/page.tsx
+++ b/src/app/(campaign)/campanha/(app)/perfil/page.tsx
@@ -1,14 +1,15 @@
 import config from '@payload-config'
 import type { Metadata } from 'next'
 import { headers } from 'next/headers'
+import { redirect } from 'next/navigation'
 import { getPayload } from 'payload'
 
 import { CampaignPasskeysCard } from '@/components/campaign/auth/CampaignPasskeysCard'
 import { CampaignProfileSettings } from '@/components/campaign/auth/CampaignProfileSettings'
 import { CampaignPushNotificationsCard } from '@/components/campaign/auth/CampaignPushNotificationsCard'
 import { deviceLabelFromUserAgent } from '@/lib/deviceLabel'
+import { getCampaignUserWithAvatar } from '@/utilities/campaignAuth'
 import { getCampaignPushConsent } from '@/utilities/campaignConsent'
-import { requireCampaignPageActor } from '@/utilities/campaignPageActor'
 import { campaignUserShellView } from '@/utilities/campaignUserProfile'
 import { getCampaignVapidPublicKey } from '@/utilities/notification/sendCampaignPush'
 import { loadCampaignPasskeys } from '@/utilities/webauthn/campaignWebAuthnCeremony'
@@ -27,7 +28,8 @@ type CampaignProfilePageProps = {
 }
 
 export default async function CampaignProfilePage({ searchParams }: CampaignProfilePageProps) {
-  const [user, params] = await Promise.all([requireCampaignPageActor(), searchParams])
+  const [user, params] = await Promise.all([getCampaignUserWithAvatar(), searchParams])
+  if (!user) redirect('/campanha/login')
 
   const payload = await getPayload({ config })
   const [passkeys, relyingParty, requestHeaders, pushConsent] = await Promise.all([
diff --git a/src/app/(campaign)/campanha/actions/auth.ts b/src/app/(campaign)/campanha/actions/auth.ts
index fa5ebea8..11e567f4 100644
--- a/src/app/(campaign)/campanha/actions/auth.ts
+++ b/src/app/(campaign)/campanha/actions/auth.ts
@@ -18,8 +18,10 @@ import {
   revokeCampaignSession,
   setCampaignAuthCookie,
 } from '@/utilities/campaignAuth'
-
-export type LoginResult = { error?: string }
+import {
+  mapCampaignFormActionError,
+  type CampaignFormActionState,
+} from '@/utilities/campaignFormActionError'
 
 const isLockedAuthError = (error: unknown): boolean =>
   typeof error === 'object' &&
@@ -27,11 +29,16 @@ const isLockedAuthError = (error: unknown): boolean =>
   'name' in error &&
   (error as { name: unknown }).name === 'LockedAuth'
 
-export const loginCampaign = async (input: CampaignLoginInput): Promise<LoginResult> => {
+export const loginCampaign = async (
+  input: CampaignLoginInput,
+): Promise<CampaignFormActionState> => {
   const parsed = campaignLoginSchema.safeParse(input)
 
   if (!parsed.success) {
-    return { error: 'Dados inválidos.' }
+    return mapCampaignFormActionError({
+      error: parsed.error,
+      genericMessage: 'Dados inválidos.',
+    })
   }
 
   const payload = await getPayload({ config })
@@ -52,13 +59,13 @@ export const loginCampaign = async (input: CampaignLoginInput): Promise<LoginRes
     token = result.token
   } catch (error) {
     if (isLockedAuthError(error)) {
-      return { error: CAMPAIGN_ACCOUNT_LOCKED_MESSAGE }
+      return { message: CAMPAIGN_ACCOUNT_LOCKED_MESSAGE }
     }
-    return { error: CAMPAIGN_LOGIN_INVALID_CREDENTIALS_MESSAGE }
+    return { message: CAMPAIGN_LOGIN_INVALID_CREDENTIALS_MESSAGE }
   }
 
   if (!token) {
-    return { error: CAMPAIGN_LOGIN_INVALID_CREDENTIALS_MESSAGE }
+    return { message: CAMPAIGN_LOGIN_INVALID_CREDENTIALS_MESSAGE }
   }
 
   await setCampaignAuthCookie(
@@ -71,17 +78,22 @@ export const loginCampaign = async (input: CampaignLoginInput): Promise<LoginRes
 }
 
 export const loginCampaignFormAction = async (
-  _previousState: LoginResult,
+  _previousState: CampaignFormActionState,
   formData: FormData,
-): Promise<LoginResult> => {
+): Promise<CampaignFormActionState> => {
   try {
-    return loginCampaign({
+    const result = await loginCampaign({
       identifier: requiredFormText(formData, 'identifier'),
       password: requiredFormSecret(formData, 'password'),
       rememberMe: checkboxFormValue(formData, 'rememberMe'),
     })
-  } catch {
-    return { error: 'Dados inválidos.' }
+    return result
+  } catch (error) {
+    if (error instanceof Error && error.message === 'NEXT_REDIRECT') throw error
+    return mapCampaignFormActionError({
+      error,
+      genericMessage: 'Dados inválidos.',
+    })
   }
 }
 
diff --git a/src/app/(campaign)/campanha/convite/[token]/formActions.ts b/src/app/(campaign)/campanha/convite/[token]/formActions.ts
index f415c348..7904f7dd 100644
--- a/src/app/(campaign)/campanha/convite/[token]/formActions.ts
+++ b/src/app/(campaign)/campanha/convite/[token]/formActions.ts
@@ -12,7 +12,7 @@ import {
   requiredFormSecret,
   requiredFormText,
 } from '@/lib/formData'
-import { campaignInviteAutofillSchema, campaignInviteLoginSchema } from '@/lib/schemas/invite'
+import { campaignInviteAutofillSchema, campaignInviteLoginFormSchema } from '@/lib/schemas/invite'
 import {
   mapCampaignFormActionError,
   runCampaignFormAction,
@@ -67,24 +67,12 @@ export const redeemCampaignInviteLoginFormAction = async (
   _state: CampaignInviteFormState,
   formData: FormData,
 ): Promise<CampaignInviteFormState> => {
-  let password: string
   try {
-    password = requiredFormSecret(formData, 'password')
-    if (password !== requiredFormSecret(formData, 'passwordConfirmation')) {
-      return {
-        fieldErrors: {
-          passwordConfirmation: ['As senhas não coincidem.'],
-        },
-      }
-    }
-  } catch (error) {
-    return inviteFormError(error)
-  }
-  try {
-    const input = campaignInviteLoginSchema.parse({
+    const input = campaignInviteLoginFormSchema.parse({
       token,
       ...profileFromForm(formData),
-      password,
+      password: requiredFormSecret(formData, 'password'),
+      passwordConfirmation: requiredFormSecret(formData, 'passwordConfirmation'),
       consentAccepted: checkboxFormValue(formData, 'consentAccepted'),
     })
     await redeemCampaignInviteLogin(input)
diff --git a/src/app/(campaign)/campanha/esqueci-senha/page.tsx b/src/app/(campaign)/campanha/esqueci-senha/page.tsx
index 995cf5c8..86ddb21e 100644
--- a/src/app/(campaign)/campanha/esqueci-senha/page.tsx
+++ b/src/app/(campaign)/campanha/esqueci-senha/page.tsx
@@ -3,7 +3,7 @@ import { redirect } from 'next/navigation'
 
 import { ForgotPasswordForm } from '@/app/(campaign)/campanha/esqueci-senha/ForgotPasswordForm'
 import { CampaignAuthPageShell } from '@/components/campaign/auth/CampaignAuthPageShell'
-import { getCampaignUser } from '@/utilities/campaignAuth'
+import { hasCampaignSession } from '@/utilities/campaignAuth'
 
 export const metadata: Metadata = {
   title: 'Esqueci a senha | Campanha',
@@ -14,9 +14,9 @@ export const metadata: Metadata = {
 }
 
 export default async function CampaignForgotPasswordPage() {
-  const user = await getCampaignUser()
+  const hasSession = await hasCampaignSession()
 
-  if (user) {
+  if (hasSession) {
     redirect('/campanha/perfil')
   }
 
diff --git a/src/app/(campaign)/campanha/login/LoginForm.tsx b/src/app/(campaign)/campanha/login/LoginForm.tsx
index aef5fbb6..69c29920 100644
--- a/src/app/(campaign)/campanha/login/LoginForm.tsx
+++ b/src/app/(campaign)/campanha/login/LoginForm.tsx
@@ -3,7 +3,7 @@
 import Link from 'next/link'
 import { useActionState, useState } from 'react'
 
-import { loginCampaignFormAction, type LoginResult } from '@/app/(campaign)/campanha/actions/auth'
+import { loginCampaignFormAction } from '@/app/(campaign)/campanha/actions/auth'
 import { CampaignAuthCardHeader } from '@/components/campaign/auth/CampaignAuthCardHeader'
 import { CampaignBiometricLoginButton } from '@/components/campaign/auth/CampaignBiometricLoginButton'
 import { Button } from '@/components/ui/button'
@@ -28,6 +28,8 @@ import {
   campaignAuthTextLinkClassName,
 } from '@/lib/campaignAuthCopy'
 import { cn } from '@/lib/utils'
+import type { CampaignFormActionState } from '@/utilities/campaignFormActionError'
+import { firstFormActionMessage } from '@/utilities/campaignFormFields'
 
 const LOGIN_ERROR_ID = 'login-credentials-error'
 
@@ -48,10 +50,11 @@ type LoginFormProps = {
 export const LoginForm = ({ biometricsConfigured }: LoginFormProps) => {
   const [state, formAction, pending] = useActionState(
     loginCampaignFormAction,
-    {} satisfies LoginResult,
+    {} satisfies CampaignFormActionState,
   )
   const [identifier, setIdentifier] = useState('')
-  const hasAuthError = Boolean(state.error)
+  const authError = firstFormActionMessage(state)
+  const hasAuthError = Boolean(authError)
 
   return (
     <Card>
@@ -117,7 +120,7 @@ export const LoginForm = ({ biometricsConfigured }: LoginFormProps) => {
               ) : null}
             </div>
             <Field>
-              {state.error ? <FieldError id={LOGIN_ERROR_ID}>{state.error}</FieldError> : null}
+              {authError ? <FieldError id={LOGIN_ERROR_ID}>{authError}</FieldError> : null}
               <Button type="submit" className="min-h-11 w-full" disabled={pending}>
                 {pending ? <Spinner data-icon="inline-start" aria-hidden="true" /> : null}
                 <span aria-live="polite">{pending ? 'Entrando...' : 'Entrar'}</span>
diff --git a/src/app/(campaign)/campanha/login/page.tsx b/src/app/(campaign)/campanha/login/page.tsx
index 527e5628..0ce3a675 100644
--- a/src/app/(campaign)/campanha/login/page.tsx
+++ b/src/app/(campaign)/campanha/login/page.tsx
@@ -2,7 +2,7 @@ import type { Metadata } from 'next'
 import { redirect } from 'next/navigation'
 
 import { CampaignAuthPageShell } from '@/components/campaign/auth/CampaignAuthPageShell'
-import { getCampaignUser } from '@/utilities/campaignAuth'
+import { hasCampaignSession } from '@/utilities/campaignAuth'
 import { resolveCampaignWebAuthnRelyingParty } from '@/utilities/webauthn/campaignWebAuthnConfig'
 import { LoginForm } from './LoginForm'
 
@@ -15,9 +15,9 @@ export const metadata: Metadata = {
 }
 
 export default async function CampaignLoginPage() {
-  const user = await getCampaignUser()
+  const hasSession = await hasCampaignSession()
 
-  if (user) {
+  if (hasSession) {
     redirect('/campanha')
   }
 
diff --git a/src/app/(campaign)/campanha/redefinir-senha/ResetPasswordForm.tsx b/src/app/(campaign)/campanha/redefinir-senha/ResetPasswordForm.tsx
index 1fc37422..327ae5f3 100644
--- a/src/app/(campaign)/campanha/redefinir-senha/ResetPasswordForm.tsx
+++ b/src/app/(campaign)/campanha/redefinir-senha/ResetPasswordForm.tsx
@@ -5,21 +5,18 @@ import { useActionState } from 'react'
 import { resetCampaignPasswordFormAction } from '@/app/(campaign)/campanha/actions/password'
 import { CampaignAuthBackToLoginLink } from '@/components/campaign/auth/CampaignAuthBackToLoginLink'
 import { CampaignAuthCardHeader } from '@/components/campaign/auth/CampaignAuthCardHeader'
+import { CampaignPasswordFields } from '@/components/campaign/auth/CampaignPasswordFields'
 import { Button } from '@/components/ui/button'
 import { Card, CardContent } from '@/components/ui/card'
-import { Field, FieldError, FieldGroup, FieldLabel } from '@/components/ui/field'
-import { Input } from '@/components/ui/input'
+import { FieldError, FieldGroup } from '@/components/ui/field'
 import { Spinner } from '@/components/ui/Spinner'
 import type { CampaignFormActionState } from '@/utilities/campaignFormActionError'
-import { fieldError } from '@/utilities/campaignFormFields'
 
 export const ResetPasswordForm = ({ token }: { token: string }) => {
   const [state, formAction, pending] = useActionState(
     resetCampaignPasswordFormAction.bind(null, token),
     {} satisfies CampaignFormActionState,
   )
-  const passwordError = fieldError(state.fieldErrors, 'password')
-  const passwordConfirmationError = fieldError(state.fieldErrors, 'passwordConfirmation')
 
   return (
     <Card>
@@ -30,35 +27,8 @@ export const ResetPasswordForm = ({ token }: { token: string }) => {
       <CardContent>
         <form action={formAction}>
           <FieldGroup>
-            <Field>
-              <FieldLabel htmlFor="password">Nova senha</FieldLabel>
-              <Input
-                id="password"
-                name="password"
-                type="password"
-                autoComplete="new-password"
-                required
-                minLength={8}
-                className="min-h-11"
-              />
-            </Field>
-            <Field>
-              <FieldLabel htmlFor="passwordConfirmation">Confirmar nova senha</FieldLabel>
-              <Input
-                id="passwordConfirmation"
-                name="passwordConfirmation"
-                type="password"
-                autoComplete="new-password"
-                required
-                minLength={8}
-                className="min-h-11"
-              />
-            </Field>
+            <CampaignPasswordFields fieldErrors={state.fieldErrors} idPrefix="reset-password" />
             {state.message ? <FieldError>{state.message}</FieldError> : null}
-            {passwordError ? <FieldError>{passwordError}</FieldError> : null}
-            {passwordConfirmationError ? (
-              <FieldError>{passwordConfirmationError}</FieldError>
-            ) : null}
             <Button type="submit" className="min-h-11 w-full" disabled={pending}>
               {pending ? <Spinner data-icon="inline-start" aria-hidden="true" /> : null}
               <span aria-live="polite">{pending ? 'Salvando...' : 'Salvar nova senha'}</span>
diff --git a/src/app/(campaign)/campanha/redefinir-senha/page.tsx b/src/app/(campaign)/campanha/redefinir-senha/page.tsx
index 3d1f7d18..35d05687 100644
--- a/src/app/(campaign)/campanha/redefinir-senha/page.tsx
+++ b/src/app/(campaign)/campanha/redefinir-senha/page.tsx
@@ -8,7 +8,7 @@ import { CampaignAuthPageShell } from '@/components/campaign/auth/CampaignAuthPa
 import { Button } from '@/components/ui/button'
 import { Card, CardContent } from '@/components/ui/card'
 import { CAMPAIGN_PASSWORD_RESET_TOKEN_MIN_LENGTH } from '@/lib/schemas/campaignPassword'
-import { getCampaignUser } from '@/utilities/campaignAuth'
+import { hasCampaignSession } from '@/utilities/campaignAuth'
 import { CAMPAIGN_PASSWORD_RESET_INVALID_TOKEN_MESSAGE } from '@/utilities/campaignPasswordReset'
 
 export const metadata: Metadata = {
@@ -26,8 +26,8 @@ type CampaignResetPasswordPageProps = {
 export default async function CampaignResetPasswordPage({
   searchParams,
 }: CampaignResetPasswordPageProps) {
-  const user = await getCampaignUser()
-  if (user) {
+  const hasSession = await hasCampaignSession()
+  if (hasSession) {
     redirect('/campanha/perfil')
   }
 
diff --git a/src/components/campaign/auth/CampaignPasswordFields.tsx b/src/components/campaign/auth/CampaignPasswordFields.tsx
new file mode 100644
index 00000000..6c661ec4
--- /dev/null
+++ b/src/components/campaign/auth/CampaignPasswordFields.tsx
@@ -0,0 +1,73 @@
+'use client'
+
+import { Field, FieldDescription, FieldError, FieldGroup, FieldLabel } from '@/components/ui/field'
+import { Input } from '@/components/ui/input'
+import { errorProps } from '@/utilities/campaignFormFields'
+
+type CampaignPasswordFieldsProps = {
+  fieldErrors?: Record<string, string[]>
+  idPrefix?: string
+  passwordLabel?: string
+  confirmationLabel?: string
+  showPasswordHint?: boolean
+  required?: boolean
+}
+
+export const CampaignPasswordFields = ({
+  fieldErrors,
+  idPrefix = 'campaign-password',
+  passwordLabel = 'Nova senha',
+  confirmationLabel = 'Confirmar nova senha',
+  showPasswordHint = false,
+  required = true,
+}: CampaignPasswordFieldsProps) => {
+  const password = errorProps(fieldErrors, 'password', idPrefix)
+  const passwordConfirmation = errorProps(fieldErrors, 'passwordConfirmation', idPrefix)
+  const passwordHelpId = `${idPrefix}-password-help`
+
+  return (
+    <FieldGroup>
+      <Field data-invalid={password.invalid}>
+        <FieldLabel htmlFor={`${idPrefix}-password`}>{passwordLabel}</FieldLabel>
+        <Input
+          id={`${idPrefix}-password`}
+          name="password"
+          type="password"
+          autoComplete="new-password"
+          minLength={8}
+          maxLength={128}
+          required={required}
+          className="min-h-11"
+          aria-invalid={password.invalid}
+          aria-describedby={password.error ? password.describedBy : passwordHelpId}
+        />
+        {showPasswordHint ? (
+          <FieldDescription id={passwordHelpId}>Use pelo menos 8 caracteres.</FieldDescription>
+        ) : null}
+        {password.error ? (
+          <FieldError id={password.describedBy}>{password.error}</FieldError>
+        ) : null}
+      </Field>
+      <Field data-invalid={passwordConfirmation.invalid}>
+        <FieldLabel htmlFor={`${idPrefix}-password-confirmation`}>{confirmationLabel}</FieldLabel>
+        <Input
+          id={`${idPrefix}-password-confirmation`}
+          name="passwordConfirmation"
+          type="password"
+          autoComplete="new-password"
+          minLength={8}
+          maxLength={128}
+          required={required}
+          className="min-h-11"
+          aria-invalid={passwordConfirmation.invalid}
+          aria-describedby={passwordConfirmation.describedBy}
+        />
+        {passwordConfirmation.error ? (
+          <FieldError id={passwordConfirmation.describedBy}>
+            {passwordConfirmation.error}
+          </FieldError>
+        ) : null}
+      </Field>
+    </FieldGroup>
+  )
+}
diff --git a/src/components/campaign/auth/CampaignProfileSettings.tsx b/src/components/campaign/auth/CampaignProfileSettings.tsx
index d62820d6..ea79c3e9 100644
--- a/src/components/campaign/auth/CampaignProfileSettings.tsx
+++ b/src/components/campaign/auth/CampaignProfileSettings.tsx
@@ -7,6 +7,7 @@ import {
   removeCampaignAvatarFormAction,
   updateCampaignAvatarFormAction,
 } from '@/app/(campaign)/campanha/actions/profile'
+import { CampaignPasswordFields } from '@/components/campaign/auth/CampaignPasswordFields'
 import { CampaignUserAvatar } from '@/components/campaign/shared/CampaignUserAvatar'
 import { Button } from '@/components/ui/button'
 import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card'
@@ -177,42 +178,11 @@ export const CampaignProfileSettings = ({
                   className="min-h-11"
                 />
               </Field>
-              <Field>
-                <FieldLabel htmlFor="password">Nova senha</FieldLabel>
-                <Input
-                  id="password"
-                  name="password"
-                  type="password"
-                  autoComplete="new-password"
-                  required
-                  minLength={8}
-                  className="min-h-11"
-                />
-              </Field>
-              <Field>
-                <FieldLabel htmlFor="passwordConfirmation">Confirmar nova senha</FieldLabel>
-                <Input
-                  id="passwordConfirmation"
-                  name="passwordConfirmation"
-                  type="password"
-                  autoComplete="new-password"
-                  required
-                  minLength={8}
-                  className="min-h-11"
-                />
-              </Field>
+              <CampaignPasswordFields fieldErrors={passwordState.fieldErrors} idPrefix="profile" />
               <FormActionStatus state={passwordState} />
               {fieldError(passwordState.fieldErrors, 'currentPassword') ? (
                 <FieldError>{fieldError(passwordState.fieldErrors, 'currentPassword')}</FieldError>
               ) : null}
-              {fieldError(passwordState.fieldErrors, 'password') ? (
-                <FieldError>{fieldError(passwordState.fieldErrors, 'password')}</FieldError>
-              ) : null}
-              {fieldError(passwordState.fieldErrors, 'passwordConfirmation') ? (
-                <FieldError>
-                  {fieldError(passwordState.fieldErrors, 'passwordConfirmation')}
-                </FieldError>
-              ) : null}
               <Button type="submit" className="min-h-11" disabled={passwordPending}>
                 {passwordPending ? <Spinner data-icon="inline-start" aria-hidden="true" /> : null}
                 <span>{passwordPending ? 'Salvando...' : 'Salvar nova senha'}</span>
diff --git a/src/components/campaign/invite/CampaignInviteForm.tsx b/src/components/campaign/invite/CampaignInviteForm.tsx
index b9f781a3..5efc5c51 100644
--- a/src/components/campaign/invite/CampaignInviteForm.tsx
+++ b/src/components/campaign/invite/CampaignInviteForm.tsx
@@ -7,6 +7,7 @@ import type {
   BoundCampaignInviteFormAction,
   CampaignInviteFormState,
 } from '@/app/(campaign)/campanha/convite/[token]/formActions'
+import { CampaignPasswordFields } from '@/components/campaign/auth/CampaignPasswordFields'
 import { CampaignFormActionMessage } from '@/components/campaign/shared/CampaignFormActionMessage'
 import { Alert, AlertDescription, AlertTitle } from '@/components/ui/Alert'
 import { Button } from '@/components/ui/button'
@@ -184,8 +185,6 @@ export const CampaignInviteForm = ({
 }) => {
   const [state, formAction, pending] = useActionState(action, {})
   const consentError = fieldError(state.fieldErrors, 'consentAccepted')
-  const passwordError = fieldError(state.fieldErrors, 'password')
-  const confirmationError = fieldError(state.fieldErrors, 'passwordConfirmation')
 
   if (state.status === 'success') {
     return (
@@ -234,55 +233,13 @@ export const CampaignInviteForm = ({
           )}
 
           {kind === 'login' ? (
-            <FieldGroup>
-              <Field data-invalid={Boolean(passwordError)}>
-                <FieldLabel htmlFor="campaign-invite-password">Nova senha *</FieldLabel>
-                <Input
-                  id="campaign-invite-password"
-                  name="password"
-                  type="password"
-                  autoComplete="new-password"
-                  minLength={8}
-                  maxLength={128}
-                  required
-                  aria-invalid={Boolean(passwordError)}
-                  aria-describedby={
-                    passwordError
-                      ? 'campaign-invite-password-error'
-                      : 'campaign-invite-password-help'
-                  }
-                />
-                <FieldDescription id="campaign-invite-password-help">
-                  Use pelo menos 8 caracteres.
-                </FieldDescription>
-                {passwordError ? (
-                  <FieldError id="campaign-invite-password-error">{passwordError}</FieldError>
-                ) : null}
-              </Field>
-              <Field data-invalid={Boolean(confirmationError)}>
-                <FieldLabel htmlFor="campaign-invite-password-confirmation">
-                  Confirme a nova senha *
-                </FieldLabel>
-                <Input
-                  id="campaign-invite-password-confirmation"
-                  name="passwordConfirmation"
-                  type="password"
-                  autoComplete="new-password"
-                  minLength={8}
-                  maxLength={128}
-                  required
-                  aria-invalid={Boolean(confirmationError)}
-                  aria-describedby={
-                    confirmationError ? 'campaign-invite-password-confirmation-error' : undefined
-                  }
-                />
-                {confirmationError ? (
-                  <FieldError id="campaign-invite-password-confirmation-error">
-                    {confirmationError}
-                  </FieldError>
-                ) : null}
-              </Field>
-            </FieldGroup>
+            <CampaignPasswordFields
+              fieldErrors={state.fieldErrors}
+              idPrefix="campaign-invite"
+              passwordLabel="Nova senha *"
+              confirmationLabel="Confirme a nova senha *"
+              showPasswordHint
+            />
           ) : null}
 
           <Button type="submit" className="min-h-11 w-full" disabled={pending}>
diff --git a/src/lib/schemas/campaignPassword.ts b/src/lib/schemas/campaignPassword.ts
index 4dcba3b7..7e61fcf0 100644
--- a/src/lib/schemas/campaignPassword.ts
+++ b/src/lib/schemas/campaignPassword.ts
@@ -9,7 +9,7 @@ export const campaignPasswordSchema = z
   .min(8, 'A senha deve ter pelo menos 8 caracteres.')
   .max(128, 'A senha deve ter no máximo 128 caracteres.')
 
-const refineMatchingPasswords = (
+export const refineMatchingPasswords = (
   data: { password: string; passwordConfirmation: string },
   context: RefinementCtx,
 ) => {
diff --git a/src/lib/schemas/invite.ts b/src/lib/schemas/invite.ts
index 61daf4e4..198496fc 100644
--- a/src/lib/schemas/invite.ts
+++ b/src/lib/schemas/invite.ts
@@ -1,6 +1,6 @@
 import { z } from 'zod'
 
-import { campaignPasswordSchema } from '@/lib/schemas/campaignPassword'
+import { campaignPasswordSchema, refineMatchingPasswords } from '@/lib/schemas/campaignPassword'
 import { leadershipGenders } from '@/lib/schemas/leadership'
 import {
   brazilianMobile,
@@ -38,6 +38,12 @@ export const campaignInviteLoginSchema = campaignInviteProfileSchema.extend({
   consentAccepted: z.boolean().optional(),
 })
 
+export const campaignInviteLoginFormSchema = campaignInviteLoginSchema
+  .extend({
+    passwordConfirmation: campaignPasswordSchema,
+  })
+  .superRefine(refineMatchingPasswords)
+
 export type CampaignInviteCreateInput = z.input<typeof campaignInviteCreateSchema>
 export type CampaignInviteAutofillInput = z.input<typeof campaignInviteAutofillSchema>
 export type CampaignInviteLoginInput = z.input<typeof campaignInviteLoginSchema>
diff --git a/src/utilities/campaignAuth.ts b/src/utilities/campaignAuth.ts
index ebc406dd..366800cc 100644
--- a/src/utilities/campaignAuth.ts
+++ b/src/utilities/campaignAuth.ts
@@ -97,7 +97,7 @@ export const authenticateCampaignToken = async (
     const currentUser = await payload.findByID({
       collection: 'campaignUser',
       id: user.id,
-      depth: 1,
+      depth: 0,
     })
 
     return {
@@ -109,19 +109,57 @@ export const authenticateCampaignToken = async (
   }
 }
 
-export const getCampaignUserRaw = async (): Promise<AuthenticatedCampaignUser | null> => {
+const readAuthenticatedCampaignUser = async (
+  depth: 0 | 1,
+): Promise<AuthenticatedCampaignUser | null> => {
   const cookieStore = await cookies()
   const token = cookieStore.get(CAMPAIGN_TOKEN_COOKIE)?.value
 
   if (!token) return null
 
   const payload = await getPayload({ config: configPromise })
+  const user = await authenticateCampaignToken(token, payload)
+  if (!user) return null
 
-  return authenticateCampaignToken(token, payload)
+  if (depth === 0) return user
+
+  const withAvatar = await payload.findByID({
+    collection: 'campaignUser',
+    id: user.id,
+    depth: 1,
+  })
+
+  return {
+    ...withAvatar,
+    email: withAvatar.email ?? '',
+  }
 }
 
+export const getCampaignUserRaw = (): Promise<AuthenticatedCampaignUser | null> =>
+  readAuthenticatedCampaignUser(0)
+
 export const getCampaignUser = cache(getCampaignUserRaw)
 
+export const getCampaignUserWithAvatar = cache(
+  (): Promise<AuthenticatedCampaignUser | null> => readAuthenticatedCampaignUser(1),
+)
+
+/** Public auth routes — session probe without reloading the user document. */
+export const hasCampaignSession = cache(async (): Promise<boolean> => {
+  const cookieStore = await cookies()
+  const token = cookieStore.get(CAMPAIGN_TOKEN_COOKIE)?.value
+  if (!token) return false
+
+  try {
+    const payload = await getPayload({ config: configPromise })
+    const headers = new Headers({ Authorization: `JWT ${token}` })
+    const { user } = await payload.auth({ headers })
+    return user?.collection === 'campaignUser'
+  } catch {
+    return false
+  }
+})
+
 const campaignCookieOptions = (maxAge: number) => ({
   httpOnly: true,
   maxAge,
diff --git a/tests/int/campaignAuth.int.spec.ts b/tests/int/campaignAuth.int.spec.ts
index 368e624d..c11affa7 100644
--- a/tests/int/campaignAuth.int.spec.ts
+++ b/tests/int/campaignAuth.int.spec.ts
@@ -180,7 +180,7 @@ describe('campaign authentication foundation', () => {
     expect(findByID).toHaveBeenCalledWith({
       collection: 'campaignUser',
       id: staleJwtUser.id,
-      depth: 1,
+      depth: 0,
     })
     expect(result?.email).toBe('')
     expect(result?.role).toBe('advisor')
diff --git a/tests/unit/campaignAuthMemoization.unit.spec.ts b/tests/unit/campaignAuthMemoization.unit.spec.ts
index fe7d6f6f..c2f1fb2f 100644
--- a/tests/unit/campaignAuthMemoization.unit.spec.ts
+++ b/tests/unit/campaignAuthMemoization.unit.spec.ts
@@ -40,7 +40,11 @@ vi.mock('payload', () => ({
   })),
 }))
 
-import { getCampaignUser, getCampaignUserRaw } from '@/utilities/campaignAuth'
+import {
+  getCampaignUser,
+  getCampaignUserRaw,
+  getCampaignUserWithAvatar,
+} from '@/utilities/campaignAuth'
 
 describe('campaign auth request memoization', () => {
   beforeEach(() => {
@@ -76,6 +80,17 @@ describe('campaign auth request memoization', () => {
     expect(state.findByID).toHaveBeenCalledTimes(2)
   })
 
+  it('shares avatar reload within one request', async () => {
+    const [fromLayout, fromSidebar] = await Promise.all([
+      getCampaignUserWithAvatar(),
+      getCampaignUserWithAvatar(),
+    ])
+
+    expect(fromLayout).toBe(fromSidebar)
+    expect(state.auth).toHaveBeenCalledTimes(1)
+    expect(state.findByID).toHaveBeenCalledTimes(2)
+  })
+
   it('keeps an uncached raw function for tests and action boundaries', async () => {
     await Promise.all([getCampaignUserRaw(), getCampaignUserRaw()])
 
diff --git a/tests/unit/campaignCompositionCleanup.unit.spec.ts b/tests/unit/campaignCompositionCleanup.unit.spec.ts
index 2b4fa587..5b8b1804 100644
--- a/tests/unit/campaignCompositionCleanup.unit.spec.ts
+++ b/tests/unit/campaignCompositionCleanup.unit.spec.ts
@@ -169,7 +169,7 @@ describe('campaign login composition', () => {
   })
 
   it('links auth errors to both credential fields and shows leadership recovery copy', async () => {
-    mocks.loginAction.mockResolvedValue({ error: 'E-mail, celular ou senha inválidos.' })
+    mocks.loginAction.mockResolvedValue({ message: 'E-mail, celular ou senha inválidos.' })
     render(createElement(LoginForm))
 
     fireEvent.change(screen.getByLabelText('E-mail ou celular'), {
@@ -197,10 +197,10 @@ describe('campaign login composition', () => {
   })
 
   it('shows the pending spinner and announces an action error', async () => {
-    let resolveAction: ((value: { error: string }) => void) | undefined
+    let resolveAction: ((value: { message: string }) => void) | undefined
     mocks.loginAction.mockImplementation(
       () =>
-        new Promise<{ error: string }>((resolve) => {
+        new Promise<{ message: string }>((resolve) => {
           resolveAction = resolve
         }),
     )
@@ -223,7 +223,7 @@ describe('campaign login composition', () => {
     expect((pendingButton as HTMLButtonElement).disabled).toBe(true)
 
     await act(async () => {
-      resolveAction?.({ error: 'E-mail, celular ou senha inválidos.' })
+      resolveAction?.({ message: 'E-mail, celular ou senha inválidos.' })
     })
 
     await waitFor(() =>
diff --git a/tests/unit/campaignLoginAction.unit.spec.ts b/tests/unit/campaignLoginAction.unit.spec.ts
index 6790f6ee..9043472d 100644
--- a/tests/unit/campaignLoginAction.unit.spec.ts
+++ b/tests/unit/campaignLoginAction.unit.spec.ts
@@ -141,8 +141,8 @@ describe('loginCampaign credential mapping', () => {
     formData.set('identifier', 'not-an-identifier')
     formData.set('password', '')
 
-    await expect(loginCampaignFormAction({}, formData)).resolves.toEqual({
-      error: 'Dados inválidos.',
+    await expect(loginCampaignFormAction({}, formData)).resolves.toMatchObject({
+      fieldErrors: expect.any(Object),
     })
     expect(mocks.login).not.toHaveBeenCalled()
   })
@@ -156,7 +156,7 @@ describe('loginCampaign credential mapping', () => {
         password: 'wrong-password',
       }),
     ).resolves.toEqual({
-      error: 'E-mail, celular ou senha inválidos.',
+      message: 'E-mail, celular ou senha inválidos.',
     })
   })
 
@@ -171,7 +171,7 @@ describe('loginCampaign credential mapping', () => {
         password: 'any-password',
       }),
     ).resolves.toEqual({
-      error:
+      message:
         'Conta temporariamente bloqueada após várias tentativas. Aguarde alguns minutos e tente de novo.',
     })
   })