CVE-2026-12689

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' priva...

CVE-2026-12689 ProfileGrid < 5.9.9.7 - Subscriber+ Cross-User Private Message Thread Deletion and Tampering via Missing Authorization

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' priva...

CVE-2026-12689

ProfileGrid WordPress plugin before 5.9.9.7 lacks authorization/ownership checks for certain private-message thread actions, allowing Subscriber+ authenticated users to soft-delete, tamper with metadata, or mark as read other users’ threads. Affected: ProfileGrid plugin; root cause: missing acces...

EUVD-2026-48490

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' priva...