CVSS 10.0CVSS 10.0 · CRITICAL
CVE-2026-29204
Insufficient ownership checks in `clientarea.php` allow 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 resources and their cPanel account.
View on NVDSeverity
Score: 10.0(CRITICAL)
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:NAV: NETWORK
AC: LOW
PR: NONE
UI: NONE
S: CHANGED
C: HIGH
I: HIGH
A: NONE
Weakness (CWE):
CWE-639EPSS
No EPSS score yet (CVE may be too fresh).
Technical description
Insufficient ownership checks in `clientarea.php` allow 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 resources and their cPanel account.
Published: 5/12/2026, 6:16:51 PM
Last modified: 5/12/2026, 6:16:51 PM