CVE-2026-83549KEV · OVERDUECWE-78command-injection

SonicWall SMA1000 Appliances OS Command Injection Vulnerability

High · published September 2, 2026

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 7.8. It is confirmed in active exploitation. It sits in the 95.6th percentile for exploit probability.

49
days past CISA
deadline
CVSS v3.1
7.8
EPSS
10%
Percentile
95.6
In the wild
Confirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.09889 · 95.6th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-09-02T02:17Z
KEV added
2026-09-02 · due 2026-09-05
Affected products (6)
ProductVersionsFixed in
sonicwall/sma8200v< 12.4.3-0352612.4.3-03526
sonicwall/sma8200v≥ 12.5.0, < 12.5.0-0295212.5.0-02952
sonicwall/sma6210_firmware< 12.4.3-0352612.4.3-03526
sonicwall/sma6210_firmware≥ 12.5.0, < 12.5.0-0295212.5.0-02952
sonicwall/sma7210_firmware< 12.4.3-0352612.4.3-03526
sonicwall/sma7210_firmware≥ 12.5.0, < 12.5.0-0295212.5.0-02952
References (2)
EPSS history
Timeline
  • 10 SEP 03:18Z
    EPSS moved 2% → 14%
    epss
  • 03 SEP 03:32Z
    EPSS moved — → 1%
    epss
  • 02 SEP 00:00Z
    Added to CISA KEV — remediate by Sep 5
    kev
  • 01 SEP 21:28Z
    Post-authentication Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability has been identified in the SMA1000…
    cvelistv5