Critical 10.0
KEV + Ransomware
CVE-2026-15409
Exploitation of SonicWall SMA1000 Vulnerabilities by UTA0533 and INC Ransomware
Vendor / product: SonicWall SMA1000
Event date: 2026-06-22
Public PoC: Yes
First tracked by RiskWire: 2026-09-13
CISA KEV catalog
Added to KEV
Federal remediation due
2026-07-17 (65 days overdue)
Ransomware campaign use
Known
CISA description
SonicWall SMA1000 Appliances contain a server-side request forgery vulnerability that could allow a remote unauthenticated attacker to potentially cause the appliance to make requests to unintended location.
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.
Named threat actors
UTA0533INC Ransomware
Sources & citations (1)
References
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