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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 NVD

Severity

Score: 10.0(CRITICAL)
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
AV: NETWORK
AC: LOW
PR: NONE
UI: NONE
S: CHANGED
C: HIGH
I: HIGH
A: NONE
Weakness (CWE): CWE-639

EPSS

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

References

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