Auth bypass in Profilegrid
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' private message threads.
Vulnerability class: Broken Access Control
EPSS: 0.001 (3.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.
Affected products
- Unknown Profilegrid — versions 0
Weakness classification (CWE)
References
- contact@wpscan.com (technical-description, exploit, vdb-entry)
Frequently asked questions
- What is CVE-2026-12689?
- CVE-2026-12689 is a medium-severity vulnerability in Profilegrid, classified under Missing Authorization. CVSS score: 5.4/10. Published 2026-07-24.
- How severe is CVE-2026-12689?
- Medium severity. CVSS v3 base score is 5.4 out of 10.