CyberRota Analysis
This is a high severity vulnerability with a CVSS score of 8.0. It affects Jenkins. Public exploit code or proof-of-concept references have been detected in its references.
Public Exploit Signal
A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.
Detected Signals
exploit
Note: these links are listed for security research and verification purposes only.
CVE
CVE-2026-27099
Severity
HIGH
CVSS
8
EPSS
0.46%
Jenkins
Original NVD Description
Jenkins 2.483 through 2.550 (both inclusive), LTS 2.492.1 through 2.541.1 (both inclusive) does not escape the user-provided description of the "Mark temporarily offline" offline cause, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Agent/Configure or Agent/Disconnect permission.
Related CVEs
Other vulnerabilities affecting the same vendor(s)