---
id: CVE-2026-78327
title: >-
  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 pri…
summary: >-
  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 pri…
severity: critical
cvss: 9.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H'
cwe:
  - CWE-78
published: '2026-09-04'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T19:12:59.557'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-78327'
references:
  - url: 'https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0015'
    label: PSIRT@sonicwall.com
tags:
  - nvd
epss: 0.01551
epssPercentile: 0.73996
ingestedAt: '2026-09-08T20:10:03.168Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.