CVE-2023-0619: Kraken Kraken.io Image Optimizer

Medium severity, CVSS 6.5. EPSS: 0.7% chance of exploitation in the next 30 days.

The Kraken.io Image Optimizer plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on its AJAX actions in versions up to, and including, 2.6.8. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to reset image optimizations.

Affected products

• Kraken Kraken.io Image Optimizer: up to and including 2.6.8

Published 2023-02-01. Last modified 2026-06-17.