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...

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

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...

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,...

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,...

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,...

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,...

Nhost 安全漏洞

Nhost is an open-source backend service platform developed by Nhost. Versions of Nhost prior to 0.48.0 contained security vulnerabilities. These vulnerabilities stemmed from the OAuth provider’s callback process for authentication services, where the refresh token was directly placed as a query...

GHSA-G2QJ-PRGH-4G9R Nhost Leaks Refresh Tokens via URL Query Parameter in OAuth Provider Callback

Refresh Token Leaked via URL Query Parameter in OAuth Provider Callback Summary 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...

Nhost Leaks Refresh Tokens via URL Query Parameter in OAuth Provider Callback

Refresh Token Leaked via URL Query Parameter in OAuth Provider Callback Summary 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...

CVE-2026-34200

Nhost is an open source Firebase alternative with GraphQL. Prior to version 1.41.0, The Nhost CLI MCP server, when explicitly configured to listen on a network port, applies no inbound authentication and does not enforce strict CORS. This allows a malicious website visited on the same machine to...

CVE-2026-34200

Nhost is an open source Firebase alternative with GraphQL. Prior to version 1.41.0, The Nhost CLI MCP server, when explicitly configured to listen on a network port, applies no inbound authentication and does not enforce strict CORS. This allows a malicious website visited on the same machine to...

CVE-2026-34200

Nhost is an open source Firebase alternative with GraphQL. Prior to version 1.41.0, The Nhost CLI MCP server, when explicitly configured to listen on a network port, applies no inbound authentication and does not enforce strict CORS. This allows a malicious website visited on the same machine to...

CVE-2026-34200 Nhost CLI MCP Server: Missing Inbound Authentication on Explicitly Bound Network Port

Nhost is an open source Firebase alternative with GraphQL. Prior to version 1.41.0, The Nhost CLI MCP server, when explicitly configured to listen on a network port, applies no inbound authentication and does not enforce strict CORS. This allows a malicious website visited on the same machine to...