CVE-2026-84654CWE-472

CVE-2026-84654

Medium · published September 2, 2026

CVSS v3.1
5.4
EPSS
0%
Percentile
10.0
In the wild
Unconfirmed
What it is

In Stapler 2107.v8dfcb_e8ed317 and earlier, except 2088.2093.vd7c3e58008a_6, included in Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, form data binding allows setting public static fields of the bound configuration object, allowing attackers who can submit configuration forms to modify public static fields of the configuration objects those forms are bound to, resulting in changes that apply globally to the Jenkins instance.

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00201 · 10.0th percentile
Weakness
CWE-472 · External Control of Assumed-Immutable Web Parameter
Published
2026-09-02T20:17Z
References (1)
https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-3926 · [email protected]
EPSS history
Timeline
  • 04 SEP 03:44Z
    EPSS moved — → 0%
    epss
  • 02 SEP 15:40Z
    In Stapler 2107.v8dfcb_e8ed317 and earlier, except 2088.2093.vd7c3e58008a_6, included in Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, form data binding…
    cvelistv5