SonicWall Email Security Restricted CLI code injection

Summaryinfo

A vulnerability categorized as critical has been discovered in SonicWall Email Security. This impacts an unknown function of the component Restricted CLI. Executing a manipulation can lead to code injection. This vulnerability is handled as CVE-2026-66150. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in SonicWall Email Security (affected version unknown) and classified as critical. This vulnerability affects an unknown functionality of the component Restricted CLI. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

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.

The advisory is available at psirt.global.sonicwall.com. This vulnerability was named CVE-2026-66150 since 07/24/2026. The exploitation appears to be easy. The attack can be initiated remotely. The exploitation needs additional levels of successful authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/11/2026). This vulnerability is assigned to T1059 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• Anti-Malware Software

Vendor

• SonicWall

Name

• Email Security

License

• commercial

Website

• Vendor: https://www.sonicwall.com/

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