Risk Letters

Exploited vulnerability

CVE-2026-83548

TLP:CLEAR

SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability

SonicWall SMA1000 Appliances contains a server-side request forgery vulnerability that could allow a remote unauthenticated attacker to gain unauthorized access to sensitive functionality and perform unauthorized operations.

Facts

  • Vendor: SonicWall
  • Product: SMA1000 Appliances
  • CVSS: 10
  • EPSS (probability of exploitation within 30 days): 8 %
  • On CISA's Known Exploited Vulnerabilities list since: 2 September 2026
  • First known exploitation: 2 September 2026
  • CISA's deadline for US federal agencies: 5 September 2026
  • Weakness: CWE-918
  • First seen by Risk Letters: 2 September 2026

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

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