CVE-2023-0453: Apusthemes Wp Private Messaging

Medium severity, CVSS 4.3. EPSS: 0.6% chance of exploitation in the next 30 days.

The WP Private Message WordPress plugin (bundled with the Superio theme as a required plugin) before 1.0.6 does not ensure that private messages to be accessed belong to the user making the requests. This allowing any authenticated users to access private messages belonging to other users by tampering the ID.

Affected products

• Apusthemes Wp Private Messaging: before 1.0.6 (fixed in 1.0.6)

Published 2023-02-21. Last modified 2026-06-17.