CVE-2026-66147

Published Aug 11, 2026 CVSS 3.1 · 9.4 Critical EPSS 1.8% KEV · Not listed
Description
An unauthenticated command injection vulnerability was identified in the GMS Dispatcher Service in GMS 9.5.1 and earlier versions which allows remote attacker to perform remote code execution through specially crafted requests.

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 Sonicwall
Sonicwall gms
Vendors & Products Sonicwall
Sonicwall gms
Type Values Removed Values Added
Title Unauthenticated Command Injection in SonicWall GMS Dispatcher Service
Type Values Removed Values Added
Metrics ssvc

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

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Unauthenticated Command Injection in SonicWall GMS Dispatcher Service
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H'}

ssvc

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

Type Values Removed Values Added
Description An unauthenticated command injection vulnerability was identified in the GMS Dispatcher Service in GMS 9.5.1 and earlier versions which allows remote attacker to perform remote code execution through specially crafted requests.
Weaknesses CWE-94
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
sonicwall
Published
Updated
Aug 12, 2026, 2:46 PM
Reserved
Jul 24, 2026, 8:34 AM
Status
Awaiting Analysis
Published
Aug 11, 2026, 9:17 PM
Modified
Oct 24, 2026, 4:10 PM