Actively exploited in the wild
SonicWall SMA1000 Appliances OS Command Injection Vulnerability
SonicWall - SMA1000 Appliances · Listed in the CISA KEV since 2026-09-02. This indicates confirmed attacks in production environments.
Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
CVE-2026-83549
HighCVSS 7.8KEVExploitation Probability (EPSS)
Elevated risk58th percentile - higher than 58% of all known CVEs
Summary
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.
Risk Assessment
The vulnerability could allow an administrator to execute arbitrary system commands, potentially leading to full device compromise and security breach of the entire infrastructure.
Recommendation
It is recommended to apply vendor-provided patches and restrict access to the management console to trusted administrators only. Also, monitor logs for suspicious activities.
Other vulnerabilities in SMA1000 Appliance Management Console
Original NVD description (English source)
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.