Description
WordPress Plugin Images to WebP is prone to multiple vulnerabilities, including local file inclusion and cross-site request forgery vulnerabilities. Exploiting these issues may allow an attacker to obtain sensitive information that could aid in further attacks, or to perform certain administrative actions and gain unauthorized access to the affected application. WordPress Plugin Images to WebP version 1.8 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 1.9 or latest
References
https://sploitus.com/exploit?id=WPEX-ID:972F8C5D-22B7-42DE-A981-2E5ACB72297B
https://sploitus.com/exploit?id=WPEX-ID:5A363EEB-9510-4535-97E2-9DFD3B10D511
https://plugins.svn.wordpress.org/images-to-webp/trunk/readme.txt