CVE-2026-53439
4.3
MEDIUM
CVSS 3.1
Description
Missing permission checks in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allow attackers with Overall/Read permission to determine other users' configured timezone and to enumerate view names of other users' "My Views".
How to fix CVE-2026-53439
To remediate CVE-2026-53439, upgrade the affected package to a fixed version below.
- Bitnami/jenkins—upgrade to 2.568.0 or later
Is CVE-2026-53439 being exploited?
No exploitation signal available. Neither CISA KEV nor a current EPSS score has been published for CVE-2026-53439.
Affected packages (1)
- from 0, < 2.568.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |