Description
WordPress Plugin Permalink Manager Lite is prone to a cross-site request forgery vulnerability. Exploiting this issue may allow a remote attacker to perform certain administrative actions and gain unauthorized access to the affected application; other attacks are also possible. WordPress Plugin Permalink Manager Lite version 2.2.20.1 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 2.2.20.2 or latest
References
https://www.wordfence.com/vulnerability-advisories-continued/#CVE-2022-4021
https://plugins.svn.wordpress.org/permalink-manager/trunk/README.txt