# CVE-2026-83549: SonicWall SMA1000 OS command injection

Source: https://junglewise.ai/threats/cve-2026-83549-sonicwall-sma1000-os-command-injection  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-01. Updated: 2026-09-24  
License: CC BY 4.0 with a link back

CVE-2026-83549 · Severity: critical · CVSS 7.8 · Exploited in the wild · Published 2026-09-01

SonicWall SMA1000 is a remote access appliance used to provide secure VPN and network connectivity to enterprise users. An authenticated administrator with access to the management interface can execute arbitrary operating system commands on the appliance, potentially compromising the entire network and exposing sensitive data passing through the device.

Technologies: [SonicWall SMA1000 Appliances](https://junglewise.ai/threats/technologies/sma1000-appliances). Vendors: [SonicWall](https://junglewise.ai/threats/vendors/sonicwall).

## Quick answers

**Is CVE-2026-83549 exploited in the wild?** Yes. CVE-2026-83549 is known to be exploited in the wild, first recorded on 2 September 2026. Treat it as urgent.

**How severe is CVE-2026-83549?** Critical severity, with a CVSS score of 7.8, published 1 September 2026.

**Which products and versions are affected?** SonicWall SMA1000.

**Is there a fix for CVE-2026-83549?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-83549 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-83549?** Check whether you run SonicWall SMA1000 or SonicWall SMA1000 Appliances. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

This vulnerability is an OS command injection flaw in SonicWall SMA1000 appliances that allows a remote authenticated attacker with administrator-level access to inject and execute arbitrary operating system commands. The vulnerability likely stems from insufficient input validation or sanitization in a management function accessible via the administration interface. The attack requires valid administrator credentials and network access to the management plane. Successful exploitation grants the attacker the ability to execute arbitrary commands with the privileges of the appliance process, enabling complete system compromise, lateral movement, and potential exfiltration of sensitive data. The vulnerability has been observed in active exploitation campaigns.

## Affected products

- SonicWall SMA1000

## Timeline

- 2026-09-02: disclosed
- exploited: Observed in active exploitation in the wild

## Related threats

- [SonicWall SMA1000 server-side request forgery](https://junglewise.ai/threats/cve-2026-83548-sonicwall-sma1000-server-side-request-forgery)
- [SonicWall SMA1000 code injection in Appliance Management Console](https://junglewise.ai/threats/cve-2026-15410-sonicwall-sma1000-code-injection-in-appliance-management-console)
- [SonicWall SMA1000 SSRF in Work Place interface](https://junglewise.ai/threats/cve-2026-15409-sonicwall-sma1000-ssrf-in-work-place-interface)
- [SonicWall SMA1000 Appliances Deserialization Vulnerability](https://junglewise.ai/threats/cve-2025-23006-sonicwall-sma1000-appliances-deserialization-vulnerability)