UNKNOWN NVD

CVE-2026-84652

In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, Jenkins does not rotate the session when a user is authenticated via the "remember me" cookie, allowing a

In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, Jenkins does not rotate the session when a user is authenticated via the "remember me" cookie, allowing attackers able to serve content on the same site as Jenkins to set a known session cookie in the victim's browser, which after the victim authenticates via the "remember me" cookie, grants the attacker access to Jenkins as that user.

References

https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-4016

Published: 2026-09-02 · Source: NVD · Feed updated: 2026-09-02

This unknown severity vulnerability was published on 2026-09-02 via NVD.

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