CVE-2026-39976

Laravel Passport provides OAuth2 server support to Laravel. From 13.0.0 to before 13.7.1, there is an Authentication Bypass for clientcredentials tokens. the league/oauth2-server library sets the JWT sub claim to the client identifier since there's no user. The token guard then passes this value ...

CVE-2026-34721 Zammad has Cross-site request forgery (CSRF) in OAuth callback endpoints

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, the OAuth callback endpoints for Microsoft, Google, and Facebook external credentials do not validate a CSRF state parameter. This vulnerability is fixed in 7.0.1 and 6.5.4...

CVE-2026-34721 Zammad has Cross-site request forgery (CSRF) in OAuth callback endpoints

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, the OAuth callback endpoints for Microsoft, Google, and Facebook external credentials do not validate a CSRF state parameter. This vulnerability is fixed in 7.0.1 and 6.5.4...

Zammad 跨站请求伪造漏洞

Zammad is a ticketing management software developed by the German company Zammad. Versions of Zammad prior to 7.0.1 and 6.5.4 contained a cross-site request forgeing vulnerability. This vulnerability stemmed from the lack of validation of the CSRF status parameter in the OAuth callback endpoint,...

VulnCheck KEV: CVE-2025-27817

A possible arbitrary file read and SSRF vulnerability has been identified in Apache Kafka Client. Apache Kafka Clients accept configuration data for setting the SASL/OAUTHBEARER connection with the brokers, including "sasl.oauthbearer.token.endpoint.url" and "sasl.oauthbearer.jwks.endpoint.url"...

CVE-2026-35408

Directus is a real-time API and App dashboard for managing SQL database content. Prior to 11.17.0, Directus's Single Sign-On SSO login pages lacked a Cross-Origin-Opener-Policy COOP HTTP response header. Without this header, a malicious cross-origin window that opens the Directus login page retai...

CVE-2026-35408

Summary of CVE-2026-35408 (Directus): Prior to 11.17.0, Directus SSO login pages did not send COOP headers, enabling a malicious cross-origin window to access/manipulate the login page and potentially intercept/redirect the OAuth flow to an attacker-controlled client. This could lead to unauthori...

CVE-2026-35408 Directus is Missing Cross-Origin Opener Policy

Directus is a real-time API and App dashboard for managing SQL database content. Prior to 11.17.0, Directus's Single Sign-On SSO login pages lacked a Cross-Origin-Opener-Policy COOP HTTP response header. Without this header, a malicious cross-origin window that opens the Directus login page retai...

CVE-2026-35408 Directus is Missing Cross-Origin Opener Policy

Directus is a real-time API and App dashboard for managing SQL database content. Prior to 11.17.0, Directus's Single Sign-On SSO login pages lacked a Cross-Origin-Opener-Policy COOP HTTP response header. Without this header, a malicious cross-origin window that opens the Directus login page retai...

CVE-2026-35408 Directus is Missing Cross-Origin Opener Policy

Directus is a real-time API and App dashboard for managing SQL database content. Prior to 11.17.0, Directus's Single Sign-On SSO login pages lacked a Cross-Origin-Opener-Policy COOP HTTP response header. Without this header, a malicious cross-origin window that opens the Directus login page retai...

CVE-2026-27124

A flaw was found in FastMCP and FastMCP OAuthProxy. The OAuthProxy, used for GitHub OAuth authentication, does not properly validate a user's consent after receiving an authorization code from GitHub. This, combined with GitHub's behavior of skipping the consent page for previously authorized...

GHSA-X3F4-V83F-7WP2 Authorizer: Password reset token theft and full auth token redirect via unvalidated redirect_uri

Hi, I found that 6 endpoints in Authorizer accept a user-controlled redirecturi and append sensitive tokens to it without validating the URL against AllowedOrigins. The OAuth /app handler validates redirecturi at httphandlers/app.go:46, but the GraphQL mutations and verifyemail handler skip...

Authorizer: Password reset token theft and full auth token redirect via unvalidated redirect_uri

Hi, I found that 6 endpoints in Authorizer accept a user-controlled redirecturi and append sensitive tokens to it without validating the URL against AllowedOrigins. The OAuth /app handler validates redirecturi at httphandlers/app.go:46, but the GraphQL mutations and verifyemail handler skip...

CVE-2026-34969

Nhost CVE-2026-34969 affects the Nhost project (auth service) where, before 0.48.0, the OAuth provider callback incorrectly appended the refresh token as a URL query parameter during redirect. This caused refresh tokens to be exposed in browser history, server logs, HTTP Referer headers, and prox...

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,...

OpenClaw: Gemini OAuth exposed the PKCE verifier through the OAuth state parameter

Summary Before OpenClaw 2026.4.2, the Gemini OAuth flow reused the PKCE verifier as the OAuth state value. Because the provider reflected state back in the redirect URL, the verifier could be exposed alongside the authorization code. Impact Anyone who could capture the redirect URL could learn bo...

GHSA-CF45-HXWJ-4CFJ Directus: Open Redirect via Parser Bypass in OAuth2/SAML Authentication Flow

Summary An open redirect vulnerability exists in the login redirection logic. The isLoginRedirectAllowed function fails to correctly identify certain malformed URLs as external, allowing attackers to bypass redirect allow-list validation and redirect users to arbitrary external domains upon...

CVE-2026-34052

LTI JupyterHub Authenticator is a JupyterHub authenticator for LTI. Prior to version 1.6.3, the LTI 1.1 validator stores OAuth nonces in a class-level dictionary that grows without bounds. Nonces are added before signature validation, so an attacker with knowledge of a valid consumer key can send...

EUVD-2026-18925

PraisonAI is a multi-agent teams system. Prior to version 4.5.97, OAuthManager.validatetoken returns True for any token not found in its internal store, which is empty by default. Any HTTP request to the MCP server with an arbitrary Bearer token is treated as authenticated, granting full access t...