CVE-2021-21626
Jenkins Warnings Next Generation Plugin 8.4.4 and earlier does not perform a permission check in methods implementing form validation, allowing attackers with Item/Read permission but without Item/Workspace or Item/Configure permission to check whether attacker-specified file patterns match workspace contents.
Date published : 2021-03-18
https://www.jenkins.io/security/advisory/2021-03-18/#SECURITY-2041