CVE-2026-83549
SonicWall — SonicWall SMA1000 Appliances OS Command Injection Vulnerability
SonicWall · CWE-78 — Operating system command injection · in CISA KEV since 2026-09-02
EVRS 75 of 100 Urgent
Patch This Cycle
Rank 1,027 of 2,960 tracked
Raised to the floor for a confirmed exploited vulnerability.
Why it scores 75
Evidence available: 6 of 7 signalsListed in the CISA KEV catalog, and an EPSS probability of 0.099.
- CISA KEVApplied
- RansomwareDid not apply
- Vendor exploitationDid not apply
- EPSSApplied
- Microsoft Exploitability IndexNot applicable
- Pre-patch disclosureNo data
- KEV recencyApplied
- CVSSApplied
The band answers “how soon”, not “how bad”. No data for: Pre-patch disclosure. Why some signals show no data
Fix
Patch or fixed version identifiedCISA required action
- psirt.global.sonicwall.com/…/SNWLID-2026-0016
- BOD 26-04
- Forensics Triage Requirements
- nvd.nist.gov/…/CVE-2026-83549
Fixed in
sma8200v: update to 12.4.3-03526 or later | sma8200v: update to 12.5.0-02952 or later | sma6210 firmware: update to 12.4.3-03526 or later | sma6210 firmware: update to 12.5.0-02952 or later | sma7210 firmware: update to 12.4.3-03526 or later | sma7210 firmware: update to 12.5.0-02952 or later
Affected versions
- sma8200v
< 12.4.3-03526>= 12.5.0 < 12.5.0-02952 - sma6210 firmware
< 12.4.3-03526>= 12.5.0 < 12.5.0-02952 - sma7210 firmware
< 12.4.3-03526>= 12.5.0 < 12.5.0-02952 - sma6210
- sma7210
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.
Fixed versions from NVD.
Evidence
Each value with its source| Measure | Value | Source |
|---|---|---|
| CVSS base scoreHow severe the flaw is in itself. It does not say how likely an attack is. | 7.8 | NVD |
| FIRST EPSSFIRST's estimate of the chance this is exploited in the next 30 days, and how that ranks against all CVEs. | 0.099 (95.6th pctl) | FIRST EPSS |
| Actively exploitedWhether a source of record has confirmed attacks using it in the wild. | Confirmed | CISA KEV |
| Ransomware campaign useWhether CISA has seen ransomware operators use it. | Unknown or none | CISA KEV |
| CISA remediation deadlineThe date US federal agencies must have fixed or mitigated it. | 2026-09-05 · CISA federal deadline · Overdue by 47 days | CISA KEV |
| Public exploit moduleA module existing is not the same as active exploitation. | Public module exists | Metasploit |
| EUVD cross-referenceENISA's record: CVSS 7.8 (v3.1), assigned by sonicwall. | Listed | ENISA EUVD |
Description
NVDPost-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.
What CISA says to do
- psirt.global.sonicwall.com/…/SNWLID-2026-0016
- BOD 26-04
- Forensics Triage Requirements
- nvd.nist.gov/…/CVE-2026-83549
Public module
Metasploit lists a public great-rank module for this CVE: SonicWall SMA1000 WorkPlace SSRF to Root Remote Code Execution (linux/http/sonicwall_sma1000_couchdb_rce). A module existing is not the same as active exploitation; see metasploit.com.