UpHeron
All vulnerabilities

Servers and applications

CVE-2026-117621

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.

Severity
Medium 6.1
Published
28 Oct 2026
Last changed
2 Nov 2026
Added to UpHeron
3 Nov 2026
Fixed in
2.580.2, 2.588
Sources
NVD, CVE Program

Affected software

SoftwareAffected versions
JenkinsServers and applications · cna:jenkins project|jenkins
  • Every version before 2.588
JenkinsServers and applications · cpe:a:jenkins:jenkins
  • Every version before 2.580.2
  • Every version before 2.588

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-117621
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-117621