CVE-2026-117626

Jenkins 2.587 and earlier, LTS 2.580.1 and earlier improperly identifies file paths attempting path traversal in the file browser for workspaces and $JENKINS HOME/userContent/, allowing attackers with Overall/Read permission to obtain the names, sizes, and last modification times of files in the $JENKINS HOME, and attackers with Item/Workspace permission to obtain the names of jobs that have a workspace on the same agent.