# CVE-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 as administrator to execute arbitrary OS commands, resulting in remote code execution.

- Page: https://www.vulneraibility.com/cve/CVE-2026-83549
- CVSS: 7.8
- Known exploited: yes, in CISA KEV since 2026-09-02; CISA due date 2026-09-05
- EPSS: 9.89%
- Public exploit code: 1 Metasploit module
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2026-09-03)
- Weakness: CWE-78
- Published: 2026-09-01

## Affected versions

- SonicWall SMA1000: affected 12.4.3-03453 (platform-hotfix) and older versions; 12.5.0-02835 (platform-hotfix) and older versions

A version outside these ranges is not a statement that it is unaffected.

## References

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

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.