CVE-2026-29204
CRITICAL 9.1EPSS 0.3%
Insufficient ownership check in `clientarea.php` allows an authenticated client area user to submit requests using another user’s `addonId` without any ownership validation leading to unauthorized access to the victim's account.
- CVSS v3.1
- 9.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N - EPSS
- 0.32% chance of exploitation in the next 30 days, 24th percentile
- Published
- 2026-05-12
Proof-of-concept exploits (1)
- bogdanrotariu/cve-2026-29204-whmcs-clientarea-addonid0★ · 2026-05-13