CVE-2026-12689: Unknown Profilegrid

Medium severity, CVSS 5.4. EPSS: 0.2% chance of exploitation in the next 30 days.

The ProfileGrid WordPress plugin before 5.9.9.7 does not perform any authorization or ownership check on some of its private-message thread actions, allowing authenticated users with Subscriber-level access and above to soft-delete, tamper with the metadata of, and mark as read other users' private message threads.

Affected products

• Unknown Profilegrid: before 5.9.9.7 (fixed in 5.9.9.7)

Published 2026-07-24. Last modified 2026-07-24.