CVE-2026-18212: Missing Release of Memory after Effective Lifetime

A flaw was found in the SAML Redirect Binding implementation of Keycloak, an open-source identity and access management solution. The issue occurs because the custom DEFLATE compression and decompression helpers fail to release native zlib memory after use. An unauthenticated attacker can exploit...

CVE-2026-15640: Authentication Bypass by Spoofing

Under certain conditions a valid SAML IdP response may be used to impersonate another Secret Server user...

CVE-2026-15640 Authentication Bypass via SAML Response Manipulation

Under certain conditions a valid SAML IdP response may be used to impersonate another Secret Server user...

CVE-2026-15640 Authentication Bypass via SAML Response Manipulation

Under certain conditions a valid SAML IdP response may be used to impersonate another Secret Server user...

CVE-2026-15640

CVE-2026-15640 affects Delinea Secret Server , a secrets management product. Under certain conditions, a valid SAML Identity Provider (IdP) response can be manipulated to impersonate another Secret Server user , effectively bypassing authentication. The vulnerability is rated CVSS 4.0: 9.5 (Criti...

CVE-2026-12910

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user to bypass SAML SSO sign-in restrictions and authenticate without SSO due to missing...

CVE-2026-12910 Missing Authentication for Critical Function in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user to bypass SAML SSO sign-in restrictions and authenticate without SSO due to missing...

EUVD-2026-78909

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user to bypass SAML SSO sign-in restrictions and authenticate without SSO due to missing...

CVE-2026-12910

CVE-2026-12910 is a missing authentication enforcement issue in GitLab CE/EE affecting versions from 18.6 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 . Under certain conditions, an authenticated user could bypass SAML SSO sign-in restrictions and authenticate without SSO due to miss...

CVE-2026-12910 Missing Authentication for Critical Function in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user to bypass SAML SSO sign-in restrictions and authenticate without SSO due to missing...

USN-8770-1 simplesamlphp vulnerabilities

It was discovered that SimpleSAMLphp incorrectly validated cryptographic signatures in XML messages. An authenticated attacker could possibly use this issue to impersonate users or gain elevated privileges. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. CVE-2019-3465 It was...

USN-8770-1: SimpleSAMLphp vulnerabilities

It was discovered that SimpleSAMLphp incorrectly validated cryptographic signatures in XML messages. An authenticated attacker could possibly use this issue to impersonate users or gain elevated privileges. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. CVE-2019-3465 It was...

Security Bulletin: Multiple Security Vulnerabilities in Spring Security affect IBM Sterling B2B Integrator and IBM Sterling File Gateway

Summary IBM Sterling B2B Integrator and IBM Sterling File Gateway have addressed the security vulnerabilities Vulnerability Details CVEID:CVE-2026-40988 DESCRIPTION: An application using spring-security-saml2-service-provider and the REDIRECT binding for SAML 2.0 Login or Logout may be vulnerable...

PT-2026-93223

Name of the Vulnerable Software and Affected Versions Secret Server affected versions not specified Description Under certain conditions, a valid SAML IdP response may be used to impersonate another user. SAML Security Assertion Markup Language is an XML-based standard for exchanging authenticati...

PT-2026-92163

Name of the Vulnerable Software and Affected Versions GitLab CE/EE versions 18.6 through 19.1.7 GitLab CE/EE versions 19.2 through 19.2.5 GitLab CE/EE versions 19.3 through 19.3.1 Description An issue exists where an authenticated user could bypass SAML SSO sign-in restrictions and authenticate...

CVE-2026-12910: Missing Authentication for Critical Function

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user to bypass SAML SSO sign-in restrictions and authenticate without SSO due to missing...

Astra Linux – Vulnerability in open-vm-tools

VMware Tools contains a vulnerability related to bypassing the SAML token signature. A malicious actor who has been granted “Guest Operation Privileges” can potentially elevate their privileges if the target virtual machine has been assigned a more privileged “Guest Alias”. source-iocs-preserved...

Astra Linux – Vulnerability in Lasso

There is a denial-of-service vulnerability in the lassoproviderverifysamlsignature functionality of Entr’ouvert Lasso 2.5.1. A specially crafted SAML response can lead to a denial-of-service attack. An attacker can send a malformed SAML response to exploit this vulnerability...

Astra Linux – Vulnerability in Lasso

There is a denial-of-service vulnerability in the lassonodeinitfrommessagewithformat functionality of Entr’ouvert Lasso 2.5.1. A specially crafted SAML response can lead to memory depletion, resulting in a denial-of-service attack. An attacker can send a malformed SAML response to exploit this...

Astra Linux – Vulnerability in Lasso

There is a denial-of-service vulnerability in the gassertnotreached functionality of Entr’ouvert Lasso 2.5.1 and 2.8.2. A specially crafted SAML assertion response can lead to a denial-of-service attack. An attacker can send a malformed SAML response to exploit this vulnerability...