SonicWall SMA1000 Appliances OS Command Injection Vulnerability

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• cpe sonicwall/sma6210 firmwareversion unspecified
• cpe sonicwall/sma7210 firmwareversion unspecified
• cpe sonicwall/sma8200vversion unspecified
• vendor SonicWall SMA1000 Appliancesversion unspecified

How to fix CVE-2026-83549

• Recommended remediation

  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. CISA due date Sep 5, 2026.

• Official advisories

  • CISA KEV · cisa.gov
  • CVE.org · cve.org
  • FIRST EPSS · first.org
  • NIST NVD · nvd.nist.gov
  • Rapid7 Vulnerability Database · rapid7.com
  • VulnCheck KEV · vulncheck.com

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. Sep 1, 2026 · Catalog

   Detected

   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.

2. Sep 2, 2026 · CISA KEV

   Known exploited

   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

3. Sep 5, 2026 · CISA KEV

   Remediation due

   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

4. Sep 21, 2026 · Catalog

   Updated

   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.

Sources

• CISA KEVConfirmed exploitationCVE-2026-83549

  SonicWall SMA1000 Appliances contains an OS command injection vulnerability that could enable a remote authenticated attacker as administrator to execute arbitrary OS commands, resulting in remote code execution.

  cisa.gov
• CVE.orgVulnerability recordCVE-2026-83549

  Official CVE identifier

  cve.org
• FIRST EPSSExploitation probabilityCVE-2026-83549

  30-day exploitation probability 9.9%

  first.org
• Metasploit ModulesPublic exploit moduleexploit_linux/http/sonicwall_sma1000_couchdb_rce

  Public module reference (great). Module source is not copied into this catalog.

  rapid7.com
• NIST NVDVulnerability recordCVE-2026-83549

  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

  nvd.nist.gov
• Rapid7 Vulnerability DatabaseResearchCVE-2026-83549

  Overview On September 1, 2026, SonicWall disclosed two vulnerabilities affecting SonicWall SMA1000 appliances that the vendor says are being actively exploited in the wild. The vulnerabilities, CVE-2026-83548 and CVE-2026-83549 , can be chained to achieve unauthenticated remote code execution (RCE) on affected appliances. CVE-2026-83548 is a critical pre-authentication server-side request forgery

  rapid7.com
• VulnCheck KEVConfirmed exploitationCVE-2026-83549

  SonicWall SMA1000 Appliances contains an OS command injection vulnerability that could enable a remote authenticated attacker as administrator to execute arbitrary OS commands, resulting in remote code execution.

  vulncheck.com

References

• VulnCheck exploitation evidence · cydome.io
• VulnCheck exploitation evidence · euvd.enisa.europa.eu
• CISA note · nvd.nist.gov
• VulnCheck exploitation evidence · previdian.com
• CISA note · psirt.global.sonicwall.com
• VulnCheck exploitation evidence · research.checkpoint.com
• US Government Resource · cisa.gov
• CISA note · cisa.gov
• CISA note · cisa.gov
• VulnCheck exploitation evidence · cisa.gov

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.