CVE-2026-82465 pac4j-saml before 6.5.6 Session Destruction via Unsigned LogoutRequest

pac4j-saml before 6.5.6 does not require signature validation of SAML LogoutRequest messages in SAML2LogoutValidator.validateLogoutRequest. When an IdP sends no SessionIndex, a session can be destroyed based solely on the NameID, allowing an unauthenticated attacker to submit an unsigned...

CVE-2026-82465

pac4j-saml versions before 6.5.6 fail to enforce signature validation on SAML LogoutRequest messages in SAML2LogoutValidator.validateLogoutRequest(). When an IdP does not send a SessionIndex, the session can be destroyed based solely on the NameID. This allows an unauthenticated attacker to submi...

EUVD-2026-68122

pac4j-saml before 6.5.6 does not require signature validation of SAML LogoutRequest messages in SAML2LogoutValidator.validateLogoutRequest. When an IdP sends no SessionIndex, a session can be destroyed based solely on the NameID, allowing an unauthenticated attacker to submit an unsigned...

CVE-2026-82465 pac4j-saml before 6.5.6 Session Destruction via Unsigned LogoutRequest

pac4j-saml before 6.5.6 does not require signature validation of SAML LogoutRequest messages in SAML2LogoutValidator.validateLogoutRequest. When an IdP sends no SessionIndex, a session can be destroyed based solely on the NameID, allowing an unauthenticated attacker to submit an unsigned...

CVE-2026-82465 pac4j-saml before 6.5.6 Session Destruction via Unsigned LogoutRequest

pac4j-saml before 6.5.6 does not require signature validation of SAML LogoutRequest messages in SAML2LogoutValidator.validateLogoutRequest. When an IdP sends no SessionIndex, a session can be destroyed based solely on the NameID, allowing an unauthenticated attacker to submit an unsigned...

PT-2026-83445

pac4j-saml before 6.5.6 does not require signature validation of SAML LogoutRequest messages in SAML2LogoutValidator.validateLogoutRequest. When an IdP sends no SessionIndex, a session can be destroyed based solely on the NameID, allowing an unauthenticated attacker to submit an unsigned...

CVE-2026-75807: Improper Authentication

The SAML Single Sign On – SSO Login plugin for WordPress is vulnerable to Authentication Bypass in versions up to, and including, 5.4.6. This is due to the mosamlloginvalidate ACS handler persisting the X.509 certificate extracted from an incoming SAMLResponse into the mosamlrequiredcertificate...

CVE-2026-82465: Insufficient Verification of Data Authenticity

pac4j-saml before 6.5.6 does not require signature validation of SAML LogoutRequest messages in SAML2LogoutValidator.validateLogoutRequest. When an IdP sends no SessionIndex, a session can be destroyed based solely on the NameID, allowing an unauthenticated attacker to submit an unsigned...

PT-2026-83496

Name of the Vulnerable Software and Affected Versions SAML Single Sign On – SSO Login plugin for WordPress versions prior to 5.4.7 Description An authentication bypass exists due to the mo saml login validate ACS handler persisting the X.509 certificate extracted from an incoming SAMLResponse int...

The vulnerability of the lasso_provider_verify_saml_signature function in the Lasso library, which allows a hacker to trigger a service failure.

The vulnerability of the lassoproviderverifysamlsignature function in the Lasso library is related to pointer dereferencing errors. Exploiting this vulnerability could allow an attacker to cause service failures...

PT-2026-83115

A flaw was found in Rancher Manager. The SAML assertion replay protection introduced by the fix for CVE-2026-44946 recorded consumed assertion IDs in a per-process cache, so each replica only detected replays that reached the same pod. In a high-availability deployment, an attacker holding a...

PT-2026-83116

A flaw was found in Rancher Manager. When a non-administrative caller supplied a label selector naming a different user, the ext.cattle.io/v1 Token store dropped its internal owner filter instead of returning an empty result. Any authenticated user could therefore list and watch every other user'...

CVE-2026-79772

A flaw was found in Nokogiri. This vulnerability occurs because the canonicalize method fails to properly check the return value from an internal XML processing function, returning an empty string on failure instead of an error. A remote attacker could exploit this by providing specially crafted...

Vulnerabilities in Apache CloudStack

Apache has identified several vulnerabilities in Apache CloudStack, specifically in versions 4.12.0.0 through 4.22.1.0. These vulnerabilities include OS command injection in the NAS backup provider plugin, Server-Side Request Forgery SSRF in various modules such as metalink mirror URL resolution...

EUVD-2026-66222

Kimai before 2.53.0 contains an open redirect vulnerability in the SAML authentication success handler that accepts unvalidated RelayState POST parameters as redirect destinations. Attackers with IdP access can supply malicious RelayState values to redirect authenticated users to...

SUSE CVE-2026-79772

Nokogiri versions before 1.19.1 fail to check the return value from xmlC14NExecute in the canonicalize method, returning an empty string on failure instead of raising an exception. Attackers can exploit this to bypass signature validation in downstream SAML libraries by providing invalid...

CVE-2026-81029

OpenMetadata accepts a caller-supplied post-authentication redirect target and appends the issued token to it. SamlLoginServlet reads the callback request parameter and stores it in the HTTP session without comparing it against any configured or registered destination, and the assertion consumer...

CVE-2026-81029 OpenMetadata before 2.0.0 JWT Disclosure via Unvalidated SAML and OIDC Redirect URI

OpenMetadata accepts a caller-supplied post-authentication redirect target and appends the issued token to it. SamlLoginServlet reads the callback request parameter and stores it in the HTTP session without comparing it against any configured or registered destination, and the assertion consumer...

CVE-2026-81029

OpenMetadata versions prior to 2.0.0 are vulnerable to JWT disclosure via unvalidated SAML and OIDC redirect URIs . The SamlLoginServlet stores a caller-supplied callback parameter in the HTTP session without validating it against registered destinations; the assertion consumer servlet then redir...

CVE-2026-81029 OpenMetadata before 2.0.0 JWT Disclosure via Unvalidated SAML and OIDC Redirect URI

OpenMetadata accepts a caller-supplied post-authentication redirect target and appends the issued token to it. SamlLoginServlet reads the callback request parameter and stores it in the HTTP session without comparing it against any configured or registered destination, and the assertion consumer...