CVE-2026-78327

An Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in the SonicWall Network Security Manager (NSM) On-Prem Management interface allows an authenticated attacker with SuperAdmin privileges to inject arbitrary commands that are executed on the underlying host, resulting in remote code execution.

  • Published Sep 4, 2026
  • CVSS 9.1 critical
  • 1.6% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-78327 at the National Vulnerability Database