Medium (4.3) in jenkins sidebar link. EPSS 72% chance of exploitation in the next 30 days. Fixed in org.jenkins-ci.plugins:sidebar-link 2.2.2.
Jenkins Sidebar Link Plugin 2.2.1 and earlier does not restrict the path of files in a method implementing form validation, allowing attackers with Overall/Read permission to check for the existence of an attacker-specified file path on the Jenkins controller file system.
Severity
CVSS 3.1
4.3 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS
72% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)