CVE-2026-41574

Nhost is an open source Firebase alternative with GraphQL. Prior to version 0.49.1, Nhost automatically links an incoming OAuth identity to an existing Nhost account when the email addresses match. This is only safe when the email has been verified by the OAuth provider. Nhost's controller trusts...

Nhost CLI local configserver allows cross-origin unauthenticated read/write access to local development configuration and secrets

Summary The hidden nhost configserver used by nhost dev exposes the Mimir GraphQL API with dummy authorization directives and permissive CORS. When a developer is running the local development environment, any process that can reach the developer's localhost service, including a web page loaded...

PT-2026-46848

Summary The hidden nhost configserver used by nhost dev exposes the Mimir GraphQL API with dummy authorization directives and permissive CORS. When a developer is running the local development environment, any process that can reach the developer's localhost service, including a web page loaded...

PT-2026-46881

Summary The hidden nhost configserver used by nhost dev exposes the Mimir GraphQL API with dummy authorization directives and permissive CORS. When a developer is running the local development environment, any process that can reach the developer's localhost service, including a web page loaded...

nhost has Session Persistence After Password Change

Description When a user changes their password, either through the authenticated password change endpoint or a password reset ticket, the ChangePassword workflow correctly hashes and persists the new password via UpdateUserChangePassword. However, it does not revoke existing sessions. The...

Insufficient Session Expiration

Overview Affected versions of this package are vulnerable to Insufficient Session Expiration due to the failure to revoke existing refresh tokens in the auth.refreshtokens and auth.oauth2refreshtokens tables after a password change. An attacker can maintain unauthorized access to a user's account...

Insufficient Session Expiration

Overview Affected versions of this package are vulnerable to Insufficient Session Expiration due to the failure to revoke existing refresh tokens in the auth.refreshtokens and auth.oauth2refreshtokens tables after a password change. An attacker can maintain unauthorized access to a user's account...

CVE-2026-41574

Nhost is an open source Firebase alternative with GraphQL. Prior to version 0.49.1, Nhost automatically links an incoming OAuth identity to an existing Nhost account when the email addresses match. This is only safe when the email has been verified by the OAuth provider. Nhost's controller trusts...

CVE-2026-41574 Nhost Vulnerable to Account Takeover via OAuth Email Verification Bypass

Nhost is an open source Firebase alternative with GraphQL. Prior to version 0.49.1, Nhost automatically links an incoming OAuth identity to an existing Nhost account when the email addresses match. This is only safe when the email has been verified by the OAuth provider. Nhost's controller trusts...

CVE-2026-41574 Nhost Vulnerable to Account Takeover via OAuth Email Verification Bypass

Nhost is an open source Firebase alternative with GraphQL. Prior to version 0.49.1, Nhost automatically links an incoming OAuth identity to an existing Nhost account when the email addresses match. This is only safe when the email has been verified by the OAuth provider. Nhost's controller trusts...

EUVD-2026-28650

Nhost is an open source Firebase alternative with GraphQL. Prior to version 0.49.1, Nhost automatically links an incoming OAuth identity to an existing Nhost account when the email addresses match. This is only safe when the email has been verified by the OAuth provider. Nhost's controller trusts...

CVE-2026-41574

CVE-2026-41574 affects Nhost’s OAuth linking logic in the Go controller. The defect stems from trusting a provider’s EmailVerified flag when linking an incoming OAuth identity to an existing account. Several providers (Discord, Bitbucket, AzureAD, EntraID) either do not populate or misreport emai...

CVE-2026-41574

Nhost is an open source Firebase alternative with GraphQL. Prior to version 0.49.1, Nhost automatically links an incoming OAuth identity to an existing Nhost account when the email addresses match. This is only safe when the email has been verified by the OAuth provider. Nhost's controller trusts...

Nhost 授权问题漏洞

Nhost is an open-source backend service platform developed by Nhost. Versions of Nhost prior to 0.49.1 contained an authorization vulnerability. This vulnerability stemmed from the automatic matching of email addresses during OAuth authentication. However, some provider adapters failed to properl...

Nhost Vulnerable to Account Takeover via OAuth Email Verification Bypass

Summary Nhost automatically links an incoming OAuth identity to an existing Nhost account when the email addresses match. This is only safe when the email has been verified by the OAuth provider. Nhost's controller trusts a profile.EmailVerified boolean that is set by each provider adapter. The...

Improper Authentication

Overview Affected versions of this package are vulnerable to Improper Authentication in the providerFlowSignIn process. An attacker can gain unauthorized access to another user's account by exploiting improper handling of email verification status from OAuth providers. This allows the attacker to...

CVE-2026-34969

Nhost is an open source Firebase alternative with GraphQL. Prior to 0.48.0, the auth service's OAuth provider callback flow places the refresh token directly into the redirect URL as a query parameter. Refresh tokens in URLs are logged in browser history, server access logs, HTTP Referer headers,...

CVE-2026-34969

Nhost is an open source Firebase alternative with GraphQL. Prior to 0.48.0, the auth service's OAuth provider callback flow places the refresh token directly into the redirect URL as a query parameter. Refresh tokens in URLs are logged in browser history, server access logs, HTTP Referer headers,...

EUVD-2026-19358

Nhost is an open source Firebase alternative with GraphQL. Prior to 0.48.0, the auth service's OAuth provider callback flow places the refresh token directly into the redirect URL as a query parameter. Refresh tokens in URLs are logged in browser history, server access logs, HTTP Referer headers,...

CVE-2026-34969 Nhost Leaks the Refresh Token via URL Query Parameter in OAuth Provider Callback

Nhost is an open source Firebase alternative with GraphQL. Prior to 0.48.0, the auth service's OAuth provider callback flow places the refresh token directly into the redirect URL as a query parameter. Refresh tokens in URLs are logged in browser history, server access logs, HTTP Referer headers,...