CVE-2021-21692: Jenkins

Critical severity, CVSS 9.8. EPSS: 2.1% chance of exploitation in the next 30 days.

FilePath#renameTo and FilePath#moveAllChildrenTo in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier only check 'read' agent-to-controller access permission on the source path, instead of 'delete'.

Affected products

• Jenkins Jenkins: before 2.303.3 (fixed in 2.303.3); before 2.319 (fixed in 2.319)

Published 2021-11-04. Last modified 2026-06-17.