Email Security and management
CVE-2026-66149: Code injection in Email Security
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 netmask.
Published
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| Email Security (Linux) 10.0 | See the advisory |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
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 netmask.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 13 Oct 2026.