What’s Vulnerable › Vulnerabilities

CVE-2026-83549: SonicWall SMA1000 Appliances OS Command Injection Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2026-09-02
• EPSS: 9.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-01 · updated 2026-09-21
• Weakness: CWE-78

Description

Post-authentication Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability has been identified in the SMA1000 Appliance Management Console (AMC) which in specific conditions could potentially enable a remote authenticated attacker as administrator to execute arbitrary OS commands, resulting in remote code execution.

Affected products

• SonicWall Sma6210 Firmware: before 12.4.3-03526; from 12.5.0 before 12.5.0-02952 — fixed in 12.4.3-03526, 12.5.0-02952
• SonicWall Sma7210 Firmware: before 12.4.3-03526; from 12.5.0 before 12.5.0-02952 — fixed in 12.4.3-03526, 12.5.0-02952
• SonicWall Sma8200V: before 12.4.3-03526; from 12.5.0 before 12.5.0-02952 — fixed in 12.4.3-03526, 12.5.0-02952

How to fix

Upgrade to a fixed version: SonicWall Sma6210 Firmware 12.4.3-03526, 12.5.0-02952; SonicWall Sma7210 Firmware 12.4.3-03526, 12.5.0-02952; SonicWall Sma8200V 12.4.3-03526, 12.5.0-02952. Check the vendor advisory for mitigations.

References

• https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0016
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-83549

Get alerted when CVE-2026-83549 or the next vulnerability affects your stack