CVE-2026-84652EPSS p36.3%
CVE-2026-84652CVE-2026-84652
jenkins / jenkins
Description
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.
Scoring
| CVSS | 7.3 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N |
| EPSS | 0.44% probability of exploitation · percentile 36.3% · 2026-10-05T12:00:23Z |
| Last modified | 2026-09-11 |