CVE-2025-12682 affects the Easy Upload Files During Checkout plugin for WordPress, where the 'file_during_checkout' function fails to validate file types properly. This flaw permits unauthenticated attackers to upload arbitrary JavaScript files, which can lead to remote code execution on the affected server. The vulnerability impacts all versions up to and including 2.9.8. The CVSS score of 9.8 reflects the high impact on confidentiality, integrity, and availability, with no required privileges or user interaction for exploitation.

Successful exploitation allows an unauthenticated attacker to upload malicious JavaScript files to the web server hosting the vulnerable plugin. This can lead to remote code execution, compromising the server's confidentiality, integrity, and availability. The critical CVSS score (9.8) underscores the severe potential impact on affected systems.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, it is recommended to disable or remove the Easy Upload Files During Checkout plugin to prevent exploitation. Monitor vendor channels for updates and apply patches promptly once available.