Name: CVE-2026-53441: Improper Neutralization of Input During Web Page Generation
Creator: Rapid7
Published: 2026-06-10T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-53441, CWE-79, CVSS 5.4, EPSS 0.00341

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.

CVSS Details

CVSS 3.1 Base Score: 5.4
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Freebsd	—	Upgrade jenkinsUpgrade jenkins-lts	Jun 18, 2026	Jun 17, 2026
Jenkins 2026 06 10	—	Upgrade Jenkins LTS to version 2.555.3Upgrade Jenkins to the latest versionUpgrade Jenkins LTS to the latest versionUpgrade Jenkins to version 2.568	Jun 11, 2026	Jun 10, 2026

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CVSS Details

Covered by Rapid7

Prioritise with Active Threat Intelligence