Actively exploited
Listed in CISA’s Known Exploited Vulnerabilities catalog since July 14, 2026.
CVE-2026-15410
SonicWall SMA1000 Appliances Code Injection Vulnerability
SonicWall · SMA1000 Appliances
Published July 21, 2026
What happened
SonicWall SMA1000 Appliances contain a code injection vulnerability which in specific conditions could potentially enable a remote authenticated attacker as administrator to execute arbitrary OS commands.
What it means for your business
SonicWall SMA1000 Appliances is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-15410). SonicWall SMA1000 Appliances contain a code injection vulnerability which in specific conditions could potentially enable a remote authenticated attacker as administrator to execute arbitrary OS commands. CISA remediation due date: 2026-07-17. PremierePC tracks KEV alerts for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.
Required action
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.
CISA due date: July 17, 2026
Sources
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