CVE-2026-117621

MediumCVSS 6.1/10Last modified Nov 5, 2026

Description

Jenkins 2.587 and earlier, LTS 2.580.1 and earlier computes on the agent the URL of the link shown in the workspace browser for each file and directory, resulting in a cross-site scripting (XSS) vulnerability exploitable by attackers in control of agent processes.

Metrics

CVSS 3.1 6.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

Vendor	Product	Versions
Jenkins Project	Jenkins	—

References

https://www.jenkins.io/security/advisory/2026-10-28/#SECURITY-4232Mitigation, Vendor Advisory

Timeline

Published: Oct 28, 2026
Last modified: Nov 5, 2026
NVD status: Modified

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