CVE-2026-3056: Seraphinitesoft Seraphinite Accelerator

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

The Seraphinite Accelerator plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the `seraph_accel_api` AJAX action with `fn=LogClear` in all versions up to, and including, 2.28.14. This makes it possible for authenticated attackers, with Subscriber-level access and above, to clear the plugin's debug/operational logs.

Affected products

• Seraphinitesoft Seraphinite Accelerator: up to and including 2.28.14

Published 2026-03-04. Last modified 2026-06-17.