SonicWall SMA1000 Appliances OS Command Injection Vulnerability
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…
Severity = CVSS. Probability = EPSS (FIRST). Exploitation = public signals: KEV, EUVD, ransomware, EPSS above 10 %, no account required.
Exploitation probability EPSS · FIRST
Exploitation signals 2 / 5
- KEV catalog (CISA)02 Sept 2026
- Exploited in EUVD (ENISA)02 Sept 2026
- Used by ransomwareno
- EPSS above 10 %9.9%
- No account, over the networkno
What to do
Fix
Apply the vendor’s fix as soon as it is available.
CISA guidance: 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.
Meanwhile
Take the service off the internet or restrict access to it, watch the logs and look for signs of compromise.
Manufacturers (CRA)
Exploited vulnerability in your product: early warning to ENISA within 24 h, then notification within 72 h (Article 14 of the Cyber Resilience Act). The CRA explained
Description ENISA EUVD
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.
Affected products
- 12.5.0-02835 (platform-hotfix) and older versions
- 12.4.3-03453 (platform-hotfix) and older versions
Open source packages OSV
Affected libraries according to OSV, with fixed versions.
Timeline
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Published
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Exploitation reported (ENISA)
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Added to the KEV catalog
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CISA remediation due date
-
EPSS peak: 10.8%
References
Other exploited vulnerabilities from the same vendor
- CVE-2026-83548SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability6.0 · Actively exploited
- CVE-2026-15410SonicWall SMA1000 Appliances Code Injection Vulnerability5.6 · Actively exploited
- CVE-2026-15409SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability6.6 · Actively exploited
- CVE-2025-40602SonicWall SMA1000 Missing Authorization Vulnerability3.9 · Background exploitation
- CVE-2023-44221SonicWall SMA100 Appliances OS Command Injection Vulnerability7.0 · Background exploitation
- CVE-2021-20035SonicWall SMA100 Appliances OS Command Injection Vulnerability3.9 · Background exploitation