ZDI-26-531: SonicWall GMS Virtual Appliance interface Command Injection Local Privilege Escalation Vulnerability

Published Aug 11, 2026
·
Updated

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 7.8. The following CVEs are assigned: CVE-2026-66148.

Affected Software

1 affected component
SonicWall GMS Virtual Appliance

Event History

Aug 11, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description

Frequently Asked Questions

1

What is the severity of ZDI-26-531?

The severity of ZDI-26-531 is rated as 7, indicating a high level of risk.

2

What type of vulnerability is ZDI-26-531?

ZDI-26-531 is a command injection vulnerability that may lead to local privilege escalation.

3

How do I fix ZDI-26-531?

To fix ZDI-26-531, ensure that your SonicWall GMS Virtual Appliance is updated to the latest patched version addressing this vulnerability.

4

Who is affected by ZDI-26-531?

ZDI-26-531 affects installations of SonicWall GMS Virtual Appliance where local access to execute code is possible.

5

What conditions need to be met to exploit ZDI-26-531?

To exploit ZDI-26-531, an attacker must first gain the ability to execute low-privileged code on the target SonicWall GMS Virtual Appliance.

Contact

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Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
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