ZDI-26-531: SonicWall GMS Virtual Appliance interface Command Injection Local Privilege Escalation Vulnerability
ZDI discloses CVE-2026-66148, a command injection local privilege escalation in SonicWall GMS Virtual Appliance rated CVSS 7.8.
ZDI-26-531 describes a command injection vulnerability in the SonicWall GMS Virtual Appliance interface that allows local attackers to escalate privileges. Exploitation requires the attacker to first execute low-privileged code on the target system. ZDI assigned a CVSS score of 7.8, tracked as CVE-2026-66148.
- Command injection in SonicWall GMS Virtual Appliance interface
- Local privilege escalation requiring existing low-privileged access
- CVSS 7.8, tracked as CVE-2026-66148
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2026-66148 | Authenticated Command Injection in SonicWall GMS CLI Allows Root Privilege Escalation | 6.3 | 1% |
From the original article
This vulnerability allows local attackers to escalate privileges on affected installations of SonicWall GMS Virtual Appliance. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.
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