CVE-2026-105476

Improper link resolution before file access in cPanel allows remote authenticated users to write…

Risk score: 53/100
CVSS: 8.8 v3.1
Published: 2 Nov 2026

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What to know

What it is: Improper link resolution before file access in cPanel allows remote authenticated users to write arbitrary root-owned files and escalate privileges.
Affected: See advisory
Fix: Apply the vendor's security update; see the linked advisory.
Exploitation: No known exploitation

Why it is Yellow

CVSS 8.8 high

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

Original description

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

Last activity 2 Nov 2026. Patch Forecast updates every hour.