CVE-2026-105476

Arbitrary File Write as Root via Improper Link Resolution in cPanel

Published Nov 2, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
Improper link resolution before file access in cPanel allows remote authenticated users to write arbitrary root-owned files and escalate privileges.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Webpros
Webpros cpanel
Vendors & Products Webpros
Webpros cpanel
Type Values Removed Values Added
Title Arbitrary File Write as Root via Improper Link Resolution in cPanel
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Improper link resolution before file access in cPanel allows remote authenticated users to write arbitrary root-owned files and escalate privileges.
Weaknesses CWE-59
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
hackerone
Published
Updated
Nov 3, 2026, 4:56 AM
Reserved
Oct 5, 2026, 3:00 PM
Status
Awaiting Analysis
Published
Nov 2, 2026, 9:17 PM
Modified
Nov 3, 2026, 4:25 PM