Risk Letters

Exploited vulnerability

CVE-2026-15409

TLP:CLEAR

SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability

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.

Facts

  • Vendor: SonicWall
  • Product: SMA1000 Appliances
  • CVSS: 10
  • EPSS (probability of exploitation within 30 days): 6.8 %
  • On CISA's Known Exploited Vulnerabilities list since: 14 July 2026
  • First known exploitation: 14 July 2026
  • Used in ransomware campaigns (per CISA): Yes
  • CISA's deadline for US federal agencies: 17 July 2026
  • Weakness: CWE-918
  • First seen by Risk Letters: 14 July 2026

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD