CVE-2026-83549Post-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) whic…
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It affects SonicWall SMA1000 and 3 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Sep 2, 2026; federal agencies had to remediate by Sep 5, 2026. Treat that date as your deadline.
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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.
- CVSS
- 7.8 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-78
- Known exploited
- Added to CISA KEV Sep 2, 2026; federal remediation due Sep 5, 2026Apply 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.
- EPSS (exploitation in the next 30 days)
- 9.89% (percentile 96)
- Assigned by
- sonicwall
- NVD analysis
- Analyzed
- Record last updated
- Sep 21, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
SonicWall SMA1000 sonicwall:sma1000 (from the name) | 12.4.3-03453 (platform-hotfix) and older versions; 12.5.0-02835 (platform-hotfix) and older versions | CNA record |
sonicwall sma8200v sonicwall:sma8200v | before 12.4.3-03526; from 12.5.0 before 12.5.0-02952 | NVD |
sonicwall sma6210_firmware sonicwall:sma6210_firmware | before 12.4.3-03526; from 12.5.0 before 12.5.0-02952 | NVD |
sonicwall sma7210_firmware sonicwall:sma7210_firmware | before 12.4.3-03526; from 12.5.0 before 12.5.0-02952 | NVD |
References
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0016vendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-83549us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.