CVE-2026-34454: Insufficient Session Expiration

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. A regression introduced in 7.11.0 prevents OAuth2 Proxy from clearing the session cookie when rendering the sign-in page. In deployments that rely on the sign-in page as part of their logout flow, a user may be...

CVE-2026-34457: Authentication Bypass by Spoofing

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Versions prior to 7.15.2 contain a configuration-dependent authentication bypass in deployments where OAuth2 Proxy is used with an authrequest-style integration such as nginx authrequest and either...

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-2026-35410 Directus has an Open Redirect via Parser Bypass in OAuth2/SAML Authentication Flow

Directus is a real-time API and App dashboard for managing SQL database content. Prior to 11.16.1, 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...

CVE-2026-29782

OpenSTAManager is an open source management software for technical assistance and invoicing. Prior to version 2.10.2, the oauth2.php file in OpenSTAManager is an unauthenticated endpoint $skippermissions = true. It loads a record from the zzoauth2 table using the attacker-controlled GET parameter...

CVE-2026-29782

OpenSTAManager is an open source management software for technical assistance and invoicing. Prior to version 2.10.2, the oauth2.php file in OpenSTAManager is an unauthenticated endpoint $skippermissions = true. It loads a record from the zzoauth2 table using the attacker-controlled GET parameter...

CVE-2026-34083: Origin Validation Error

Signal K Server is a server application that runs on a central hub in a boat. Prior to version 2.24.0, SignalK Server contains a code-level vulnerability in its OIDC login and logout handlers where the unvalidated HTTP Host header is used to construct the OAuth2 redirecturi. Because the redirectU...

CVE-2026-29782: Deserialization of Untrusted Data

OpenSTAManager is an open source management software for technical assistance and invoicing. Prior to version 2.10.2, the oauth2.php file in OpenSTAManager is an unauthenticated endpoint $skippermissions = true. It loads a record from the zzoauth2 table using the attacker-controlled GET parameter...

OpenSTAManager 代码问题漏洞

OpenSTAManager is an open-source management software developed by Devcode, used for technical assistance and billing purposes. Versions of OpenSTAManager prior to 2.10.2 contained code vulnerabilities. These vulnerabilities stemmed from the oauth2.php file being an unvalidated endpoint. Attackers...

OpenSTAManager Affected by Remote Code Execution via Insecure Deserialization in OAuth2

Description The oauth2.php file in OpenSTAManager is an unauthenticated endpoint $skippermissions = true. It loads a record from the zzoauth2 table using the attacker-controlled GET parameter state, and during the OAuth2 configuration flow calls unserialize on the accesstoken field without any...

CVE-2025-71278: Incorrect Authorization

XenForo before 2.3.5 allows OAuth2 client applications to request unauthorized scopes. This affects any customer using OAuth2 clients on any version of XenForo 2.3 prior to 2.3.5, potentially allowing client applications to gain access beyond their intended authorization level...

PT-2026-29658

Description The oauth2.php file in OpenSTAManager is an unauthenticated endpoint $skip permissions = true. It loads a record from the zz oauth2 table using the attacker-controlled GET parameter state, and during the OAuth2 configuration flow calls unserialize on the access token field without any...

n8n has XSS in its Credential Management Flow

Impact An authenticated user with permission to create and share credentials could craft a malicious OAuth2 credential containing a JavaScript URL in the Authorization URL field. If a victim opened the credential and interacted with the OAuth authorization button, the injected script would execut...

PT-2026-30770

Impact An authenticated user with permission to create and share credentials could craft a malicious OAuth2 credential containing a JavaScript URL in the Authorization URL field. If a victim opened the credential and interacted with the OAuth authorization button, the injected script would execut...

CVE-2026-33496

ORY Oathkeeper is an Identity & Access Proxy IAP and Access Control Decision API that authorizes HTTP requests based on sets of Access Rules. Versions prior to 26.2.0 are vulnerable to authentication bypass due to cache key confusion. The oauth2introspection authenticator cache does not distingui...

CVE-2026-33496

Overview: CVE-2026-33496 affects ORY Oathkeeper (Identity & Access Proxy) prior to version 26.2.0, where the oauth2_introspection authenticator cache fails to distinguish tokens across different introspection URLs, enabling authentication bypass via cache key confusion. Impact (as described): An ...

CVE-2026-33496 Ory Oathkeeper has an authentication bypass by cache key confusion

ORY Oathkeeper is an Identity & Access Proxy IAP and Access Control Decision API that authorizes HTTP requests based on sets of Access Rules. Versions prior to 26.2.0 are vulnerable to authentication bypass due to cache key confusion. The oauth2introspection authenticator cache does not distingui...

CVE-2026-32242

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.6.0-alpha.11 and 8.6.37, Parse Server's built-in OAuth2 auth adapter exports a singleton instance that is reused directly across all OAuth2 provider configurations. Under concurrent...

GHSA-4MQ7-PVJG-XP2R Ory Oathkeeper has an authentication bypass by cache key confusion

Description Ory Oathkeeper is vulnerable to authentication bypass due to cache key confusion. The oauth2introspection authenticator cache does not distinguish tokens that were validated with different introspection URLs. An attacker can therefore legitimately use a token to prime the cache, and...

CVE-2026-33226: Server-Side Request Forgery (SSRF)

Budibase is a low code platform for creating internal tools, workflows, and admin panels. In versions from 3.30.6 and prior, the REST datasource query preview endpoint POST /api/queries/preview makes server-side HTTP requests to any URL supplied by the user in fields.path with no validation. An...