Code Injection in SonicWall On-premise Email Security (ES) - CVE-2026-66150
Published: August 11, 2026
Vulnerability identifier: #VU141443
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-66150
CWE-ID: CWE-94
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to execute arbitrary OS commands as root.
The vulnerability exists due to improper control of generation of code in the SNMP functionality when processing restricted CLI input. A local user can inject arbitrary OS commands via SNMP to execute arbitrary OS commands as root.
Affected software
SonicWall On-premise Email Security (ES)
How to mitigate CVE-2026-66150
Install security update from vendor's website.
SonicWall On-premise Email Security (ES) - update to 10.0.36