CVE-2026-66147

CRITICAL CVSS 3.1: 9.4 EPSS 1.05%
Updated Aug 12, 2026
Sonicwall
Parameter Value
CVSS 9.4 (CRITICAL)
Type CWE-94 (Code Injection)
Vendor Sonicwall
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products

sonicwall:gms