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CVE-2026-83549

SonicWall SMA1000 Appliances OS Command Injection Vulnerability

SonicWall SMA1000 AppliancesNetwork & edge
Open in ThreatlineRecord JSON
CVSS
7.8High
ExploitationExploited in the wildAdded to KEV 2 Sep 2026CISA KEV
Exploit odds (EPSS)9.89%Chance of exploitation activity in the next 30 days, higher than 95% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Federal deadline5 Sep 2026Remediation due date for US federal agenciesCISA KEV
CISA required actionApply 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 KEV
Patching is not enoughCISA requires federal agencies to look for signs of compromise on affected systems, not only patch (forensic triage under BOD 26-04). Treat exposed systems as possibly compromised. CISA guidance

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

Timeline

  1. 1 Sep 2026Exploit code publicMetasploit
  2. 1 Sep 2026, 21:28 UTCPublishedCVE List
  3. 2 Sep 2026Added to CISA KEVCISA KEV

Public exploit code and templates 1

  • Exploit moduleSonicWall SMA1000 WorkPlace SSRF to Root Remote Code Execution 1 Sep 2026Metasploit

Listed so defenders can prioritize. Threatline links to the source and does not host exploit code.

Description

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.

Text from CVE List

Affected versions 2

  • SMA1000affected: 12.4.3-03453 (platform-hotfix) and older versionsCVE List
  • SMA1000affected: 12.5.0-02835 (platform-hotfix) and older versionsCVE List

References 3