CVE-2026-105476

high

Description

Improper link resolution before file access in cPanel allows remote authenticated users to write arbitrary root-owned files and escalate privileges.

References

https://support.cpanel.net/hc/en-us/articles/44356595655703-Security-CVE-2026-105476-Arbitrary-File-Write-as-Root-in-cPanel-WHM-October-20th-2026

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-115631

Details

Source: Mitre, NVD

Published: 2026-11-02

Updated: 2026-11-03

Risk Information

CVSS v2

Base Score: 9

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00531