CVE-2026-84645CWE-915CWE-94code-injection

CVE-2026-84645

High · published September 2, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
49.5
In the wild
Unconfirmed
What it is

In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, objects of types marked as storing their configuration in independent top-level configuration files in Jenkins (such as the global configuration and jobs) can appear as nested field values in user-submitted `config.xml` documents and subsequently handle HTTP requests via Stapler, resulting in remote code execution.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00666 · 49.5th percentile
Weaknesses
CWE-915 · Improperly Controlled Modification of Dynamically-Determined Object Attributes; CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2026-09-02T20:17Z
References (1)
https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-3972 · [email protected]
EPSS history
Timeline
  • 04 SEP 03:44Z
    EPSS moved — → 1%
    epss
  • 02 SEP 15:40Z
    In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, objects of types marked as storing their configuration in independent top-level configuration files in…
    cvelistv5