jenkinsci/jenkins · Security
Jenkins: Stored XSS vulnerability in node offline cause description
- GHSA ID
- GHSA-93qh-vwrm-c5pw
- CVE ID
- CVE-2026-53441
- Severity
- high
- Published
- Updated
- CVSS
- 8 · CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- CVSS v3
- 8 · CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Description
Jenkins 2.483 through 2.567 (both inclusive), LTS 2.492.1 through 2.555.2 (both inclusive) does not escape the user-provided description of a generic offline cause that could be set through the POST config.xml API, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Agent/Configure permission.
CWEs
- CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')