CVE-2026-66150 Command injection in Email Security
Authenticated attackers with restricted CLI access can inject arbitrary OS commands via SNMP to execute code as root on SonicWall Email Security appliances.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-66150?
CVE-2026-66150 is a high-severity command injection vulnerability in SonicWall Email Security, published on 11 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper Control of Generation of Code ('Code Injection') Vulnerability in the SonicWall Email Security appliance allows an authenticated attacker with access to the SonicWall Email Security restricted CLI can inject arbitrary OS commands that execute as root via SNMP.
Weakness: CWE-94
Which versions are affected by CVE-2026-66150?
How do I fix CVE-2026-66150?
No fix has been published for CVE-2026-66150 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-66150 being exploited?
There is no known exploitation of CVE-2026-66150 in the wild and no public exploit code.
Sources
Also known as GHSA-q28x-3mgc-vv69.