BIT-JENKINS-2026-53441

Jenkins 2.483 through 2.567 both inclusive, LTS 2.492.1 through 2.555.2 both inclusive does not escape the user-provided description of a generic offline cause that could be set through the POST config.xml API, resulting in a stored cross-site scripting XSS vulnerability exploitable by attackers...

Jenkins: Stored XSS vulnerability in node offline cause description

Jenkins 2.483 through 2.567 both inclusive, LTS 2.492.1 through 2.555.2 both inclusive does not escape the user-provided description of a generic offline cause that could be set through the POST config.xml API, resulting in a stored cross-site scripting XSS vulnerability exploitable by attackers...

CVE-2026-53442

Jenkins 2.567 and earlier, LTS 2.555.2 and earlier does not encrypt secrets from POST config.xml submissions before storing them in job configurations unencrypted in job config.xml files on the Jenkins controller where they can be viewed by users with Item/Extended Read permission, or access to t...

CVE-2026-53442

Jenkins 2.567 and earlier, LTS 2.555.2 and earlier does not encrypt secrets from POST config.xml submissions before storing them in job configurations unencrypted in job config.xml files on the Jenkins controller where they can be viewed by users with Item/Extended Read permission, or access to t...

CVE-2026-53441

Summary: CVE-2026-53441 affects Jenkins core 2.483–2.567 and LTS 2.492.1–2.555.2, where the description field for an offline cause can be stored via the POST config.xml API, enabling stored XSS. This requires attacker permission at Agent/Configure level. What’s known from provided sources: The vu...