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Jenkins Security Advisory 2026-09-02

Jenkins releases a security advisory affecting Jenkins Core, update-center2, and 17 plugins including GitLab, SAML, LDAP, Microsoft Entra ID, and Script Security.

Jenkins published its September 2, 2026 security advisory covering Jenkins Core, the update-center2 tool, and 17 plugins, including widely deployed ones such as GitLab, SAML, LDAP, Microsoft Entra ID, Script Security, SonarQube Scanner, and Pipeline: Groovy Libraries. The announcement text does not include CVE identifiers, affected version ranges, or any statement about active exploitation. Jenkins plugin advisories typically bundle fixes for issues like stored XSS, CSRF, and missing permission checks. Administrators running any of the listed components should update them via the Jenkins update center.

Jenkins Security Advisories · 13d agoAdvisory1

Jenkins security advisory (AV26-877)

Canada's Cyber Centre relayed a Jenkins advisory (AV26-877) covering core and numerous plugin vulnerabilities fixed in 2.568.3/2.580.

The Canadian Centre for Cyber Security published advisory AV26-877 for the Jenkins security advisory dated September 2, 2026. Affected products include Jenkins releases other than 2.568.3 and 2.580, plus plugins such as GitLab, LDAP, Microsoft Entra ID, SAML, Script Security, Pipeline Build Step, and others. Administrators are encouraged to review the linked advisory and apply necessary updates.

Canadian Centre for Cyber Security · 12d agoAdvisory