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[ CVE-2026-15409 · Published 14 Jul 2026 ]

SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability

Exploited · CISA KEV CVSS 10.0 EPSS 7%No fix listed yet

[ Why it matters ]Priority signals

  • Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2026-07-14
  • Known to be used in ransomware campaigns
  • Critical severity: CVSS 10.0

[ Description ]Official description

A Server-side request forgery (SSRF) vulnerability has been identified in the SMA1000 Appliance Work Place interface. A remote unauthenticated attacker could potentially cause the appliance to make requests to unintended location.

CISA: 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.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 17 Jul 2026): 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.

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References