CVE-2026-84656CWE-862broken-access-control

CVE-2026-84656

Medium · published September 2, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
21.6
In the wild
Unconfirmed
What it is

A missing permission check in Jenkins 2.579 and earlier, LTS 2.568.2 and earlier allows attackers with Item/Read permission on at least one job to read build parameter names and values of jobs they have no access to.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00301 · 21.6th percentile
Weakness
CWE-862 · Missing Authorization
Published
2026-09-02T20:17Z
Affected products (2)
ProductVersionsFixed in
jenkins/jenkins≤ 2.568.2—
jenkins/jenkins≤ 2.579—
References (1)
https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-4006 · [email protected]
EPSS history
Timeline
  • 04 SEP 03:44Z
    EPSS moved — → 0%
    epss
  • 02 SEP 15:40Z
    A missing permission check in Jenkins 2.579 and earlier, LTS 2.568.2 and earlier allows attackers with Item/Read permission on at least one job to read build…
    cvelistv5