CVE-2026-66149

Improper Code Injection in SonicWall Email Security Appliance Enables Root Command Execution

Published Aug 11, 2026 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
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 netmask.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Improper Code Injection in SonicWall Email Security Appliance Enables Root Command Execution
Type Values Removed Values Added
First Time appeared Sonicwall
Sonicwall email Security
Vendors & Products Sonicwall
Sonicwall email Security
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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 netmask.
Weaknesses CWE-94
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
sonicwall
Published
Updated
Aug 12, 2026, 4:00 AM
Reserved
Jul 24, 2026, 8:34 AM
Status
Awaiting Analysis
Published
Aug 11, 2026, 9:17 PM
Modified
Oct 24, 2026, 4:10 PM