CVE-2026-5478

The Everest Forms WordPress plugin (versions up to and including 3.4.4) is vulnerable to Arbitrary File Read and Deletion via the old_files field. The root cause is trusting attacker-controlled data from public form submissions as legitimate server-side upload state and converting attacker-suppli...

CVE-2026-5478 Everest Forms <= 3.4.4 - Unauthenticated Arbitrary File Read and Deletion via Upload Field 'old_files' Parameter

The Everest Forms plugin for WordPress is vulnerable to Arbitrary File Read and Deletion in all versions up to, and including, 3.4.4. This is due to the plugin trusting attacker-controlled oldfiles data from public form submissions as legitimate server-side upload state, and converting...

CVE-2026-5478: Improper Limitation of a Pathname to a Restricted Directory

The Everest Forms plugin for WordPress is vulnerable to Arbitrary File Read and Deletion in all versions up to, and including, 3.4.4. This is due to the plugin trusting attacker-controlled oldfiles data from public form submissions as legitimate server-side upload state, and converting...