CVE-2021-21698: Jenkins Subversion

High severity, CVSS 7.5. EPSS: 2.1% chance of exploitation in the next 30 days.

Jenkins Subversion Plugin 2.15.0 and earlier does not restrict the name of a file when looking up a subversion key file on the controller from an agent.

Affected products

• Jenkins Subversion: up to and including 2.15.0

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