CVE-2026-34454

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...

GHSA-F24X-5G9Q-753F OAuth2 Proxy's session cookies are not cleared when rendering sign-in page

Impact A regression introduced in v7.11.0 is preventing OAuth2 Proxy from clearing the session cookie when rendering the sign-in page. This only impacts deployments that rely on the sign-in page as part of their logout flow. In those setups, a user may be shown the sign-in page while the existing...

CVE-2026-34454 OAuth2 Proxy: Session cookie not cleared when rendering sign-in page

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-2026-34454

OAuth2 Proxy (oauth2-proxy) has a regression introduced in 7.11.0 where the session cookie is not cleared when rendering the sign-in page. This can allow a remaining authenticated session on the browser, particularly for logout flows that rely on the sign-in page. The issue is fixed in 7.15.2. De...

CVE-2026-34454 OAuth2 Proxy: Session cookie not cleared when rendering sign-in page

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-2026-34454 OAuth2 Proxy: Session cookie not cleared when rendering sign-in page

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-2026-34454

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...

OAuth2 Proxy 代码问题漏洞

OAuth2 Proxy is a product developed by OAuth2 Proxy organization that can provide a reverse proxy for authentication with Google, Github, or other providers. Versions of OAuth2 Proxy from 7.11.0 to 7.15.2 had code-related vulnerabilities. This vulnerability stemmed from a regression issue that...

PT-2026-32954

Name of the Vulnerable Software and Affected Versions OAuth2 Proxy versions 7.11.0 through 7.15.1 Description A regression prevents the reverse proxy from clearing the session cookie when rendering the sign-in page. In deployments relying on the sign-in page for the logout flow, the browser sessi...

SUSE CVE-2026-39324

Rack::Session is a session management implementation for Rack. From 2.0.0 to before 2.1.2, Rack::Session::Cookie incorrectly handles decryption failures when configured with secrets:. If cookie decryption fails, the implementation falls back to a default decoder instead of rejecting the cookie...

CVE-2026-39324

A flaw was found in Rack::Session. When configured with secrets, the Rack::Session::Cookie component incorrectly handles decryption failures. This allows an unauthenticated attacker to provide a specially crafted session cookie that is accepted as valid, even without knowledge of the configured...

EUVD-2026-19820

Rack::Session::Cookie secrets: decrypt failure fallback enables secretless session forgery and Marshal deserialization...

GHSA-33QG-7WPP-89CQ Rack::Session::Cookie secrets: decrypt failure fallback enables secretless session forgery and Marshal deserialization

Rack::Session::Cookie incorrectly handles decryption failures when configured with secrets:. If cookie decryption fails, the implementation falls back to a default decoder instead of rejecting the cookie. This allows an unauthenticated attacker to supply a crafted session cookie that is accepted ...

Rack::Session::Cookie secrets: decrypt failure fallback enables secretless session forgery and Marshal deserialization

'Rack::Session::Cookie incorrectly handles decryption failures when configured with secrets:. If cookie decryption fails, the implementation falls back to a default decoder instead of rejecting the cookie. This allows an unauthenticated attacker to supply a crafted session cookie that is accepted...

CVE-2026-39324

Rack::Session is a session management implementation for Rack. From 2.0.0 to before 2.1.2, Rack::Session::Cookie incorrectly handles decryption failures when configured with secrets:. If cookie decryption fails, the implementation falls back to a default decoder instead of rejecting the cookie...

UBUNTU-CVE-2026-39324

Rack::Session is a session management implementation for Rack. From 2.0.0 to before 2.1.2, Rack::Session::Cookie incorrectly handles decryption failures when configured with secrets:. If cookie decryption fails, the implementation falls back to a default decoder instead of rejecting the cookie...

CVE-2026-39324

Rack::Session is a session management implementation for Rack. From 2.0.0 to before 2.1.2, Rack::Session::Cookie incorrectly handles decryption failures when configured with secrets:. If cookie decryption fails, the implementation falls back to a default decoder instead of rejecting the cookie...

CVE-2026-39324

CVE-2026-39324 affects Rack::Session::Cookie. From 2.0.0 up to 2.1.1, decryption failures under secrets: allow cookies to be decoded by a default coder instead of being rejected, enabling an unauthenticated attacker to forge session data and potentially gain unauthorized access. Affected componen...

CVE-2026-39324 Rack::Session::Cookie secrets: decrypt failure fallback enables secretless session forgery and Marshal deserialization

Rack::Session is a session management implementation for Rack. From 2.0.0 to before 2.1.2, Rack::Session::Cookie incorrectly handles decryption failures when configured with secrets:. If cookie decryption fails, the implementation falls back to a default decoder instead of rejecting the cookie...

CVE-2026-39324 Rack::Session::Cookie secrets: decrypt failure fallback enables secretless session forgery and Marshal deserialization

Rack::Session is a session management implementation for Rack. From 2.0.0 to before 2.1.2, Rack::Session::Cookie incorrectly handles decryption failures when configured with secrets:. If cookie decryption fails, the implementation falls back to a default decoder instead of rejecting the cookie...