CVE-2026-19842

The SAML Single Sign On WordPress plugin (versions 4.8.85-5.4.6 ) is vulnerable to an unauthenticated administrator account takeover. The root cause is the plugin's failure to verify the signature of a SAML response before storing the certificate it carries. An unauthenticated attacker can provid...

CVE-2026-19842 SAML Single Sign On 4.8.85 - 5.4.6 - Unauthenticated Administrator Account Takeover via SAML Trust Anchor Overwrite

The SAML Single Sign On WordPress plugin before 5.4.7 does not verify the signature of a SAML response before storing the certificate it carries, and offers an administrator a one-click control that promotes that stored certificate to the site's trusted signing certificate, allowing unauthenticat...

picketlink-federation: picketlink SAML 2.0 auth bypass via missing assertions

A flaw was found in Picketlink's SP signature validation; a SAML response containing zero assertion elements matching the signature check can allow an attacker to forge a SAML response and auth as any principal with any roles on the protected application...

SUSE CVE-2026-9090

Casdoor versions 2.362.0 and earlier contain a vulnerability that allows an attacker to bypass authentication by supplying an arbitrary signing certificate. The buildSpCertificateStore function extracts the X.509 certificate directly from the incoming SAMLResponse instead of using the trusted...

SUSE CVE-2026-9096

Casdoor versions 2.362.0 and earlier do not enforce SAML assertion time bounds. The gosaml2 library reports all time-validation results, including NotOnOrAfter and NotBefore, in the assertionInfo.WarningInfo field. However, ParseSamlResponse never reads this field, meaning that time bounds are...

SUSE SLES16 Security Update : shibboleth-sp (SUSE-SU-2026:22854-1)

The remote SUSE Linux SLES16 / SLESSAP16 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:22854-1 advisory. This update for shibboleth-sp fixes the following issue - CVE-2025-9943: SQL injection in the ID attribute of the SAML response when the...

Security update for shibboleth-sp (important)

openSUSE security update: security update for shibboleth-sp ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21418-1 Rating: important References: bsc1249394 Cross-References: CVE-2025-9943 CVSS scores: CVE-2025-9943 SUSE : 7.3...

CVE-2026-15981 SAML Single Sign On <= 5.4.4 - Unauthenticated Authentication Bypass via SAMLResponse Parameter

The SAML Single Sign On – SSO Login plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 5.4.4. This is due to the mosamlvalidatesignature function performing a loose boolean check on the raw tri-state integer returned by PHP's opensslverify, causing a...

PT-2026-64168

Name of the Vulnerable Software and Affected Versions SAML Single Sign On – SSO Login versions prior to 5.4.5 Description An authentication bypass exists due to the mo saml validate signature function performing a loose boolean check on the integer returned by PHP's openssl verify. An error retur...

SUSE-SU-2026:22854-1 Security update for shibboleth-sp

This update for shibboleth-sp fixes the following issue - CVE-2025-9943: SQL injection in the "ID" attribute of the SAML response when the replay cache of the Shibboleth Service Provider SP is configured to use an SQL database as storage service bsc1249394...

SUSE SLES15 Security Update : shibboleth-sp (SUSE-SU-2026:3123-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:3123-1 advisory. This update for shibboleth-sp fixes the following issue: - CVE-2025-9943: SQL injection in the 'ID' attribute of the SAML response when the...

SUSE-SU-2026:3123-1 Security update for shibboleth-sp

This update for shibboleth-sp fixes the following issue: - CVE-2025-9943: SQL injection in the 'ID' attribute of the SAML response when the replay cache of the Shibboleth Service Provider SP is configured to use an SQL database as storage service bsc1249394...

SUSE SLES12 Security Update : shibboleth-sp (SUSE-SU-2026:3098-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by a vulnerability as referenced in the SUSE- SU-2026:3098-1 advisory. This update for shibboleth-sp fixes the following issue: - CVE-2025-9943: SQL injection in the 'ID' attribute of the SAML response when the replay cach...

SUSE-SU-2026:3098-1 Security update for shibboleth-sp

This update for shibboleth-sp fixes the following issue: - CVE-2025-9943: SQL injection in the 'ID' attribute of the SAML response when the replay cache of the Shibboleth Service Provider SP is configured to use an SQL database as storage service bsc1249394...

PT-2026-59043

In AWS Auth manager, the origin of the SAML authentication has been used as provided by the client and not verified against the actual instance URL. This allowed to gain access to different instances with potentially different access controls by reusing SAML response from other instances. You...

GHSA-6929-8P9F-26JX SimpleSAMLphp HTTP-Artifact TLS validator confusion allows cross-IdP authentication bypass

Summary SimpleSAMLphp's HTTP-Artifact receive path can treat an unsigned embedded SAML Response as cryptographically valid for the wrong IdP. In the HTTPArtifact::receive flow, the SOAP ArtifactResponse receives a TLS-based validator from SOAPClient::addSSLValidator. The embedded SAML Response th...

Spring Security SAML2 Service Provider: Decryption Oracle Vulnerability from Unsigned SAML Response and Logout Payloads

Since Spring Security SAML decrypts SAML Responses as well as elements of SAML LogoutRequests and LogoutResponses without requiring a valid signature, attackers may be able to craft these SAML payloads and use the Service Provider as a decryption oracle. Affected versions: Spring Security 5.7.0...

GHSA-WW38-37G9-M3Q3 Spring Security SAML2 Service Provider: Decryption Oracle Vulnerability from Unsigned SAML Response and Logout Payloads

Since Spring Security SAML decrypts SAML Responses as well as elements of SAML LogoutRequests and LogoutResponses without requiring a valid signature, attackers may be able to craft these SAML payloads and use the Service Provider as a decryption oracle. Affected versions: Spring Security 5.7.0...

CVE-2026-41577 authentik: SAML source does not validate Conditions, timing, or audience on assertions

authentik is an open-source identity provider. Prior to versions 2025.12.5 and 2026.2.3, the SAML source response processor ResponseProcessor.parse does not validate the Conditions element on assertions. NotBefore, NotOnOrAfter, and AudienceRestriction are all ignored. This allows replay of expir...

CVE-2026-9090

Casdoor versions 2.362.0 and earlier contain a vulnerability that allows an attacker to bypass authentication by supplying an arbitrary signing certificate. The buildSpCertificateStore function extracts the X.509 certificate directly from the incoming SAMLResponse instead of using the trusted...