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CVE-2026-78327

Quick assessment

Affected
SonicWall Network Security Manager (NSM)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SonicWall Network Security Manager (NSM) 本地部署版的管理界面中存在一个“操作系统命令注入”漏洞（即操作系统命令中特殊字符未被正确中和）。具备超级管理员权限的已认证攻击者可以利用该漏洞，向底层主机注入任意命令并使其执行，从而导致远程代码执行。

AI Predicted 9.8 Difficulty: Trivial

Affected Version Matrix 1

VendorProduct Version RangeStatus
SonicWall Network Security Manager (NSM) 4.3.0 and earlier versions affected
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I. Basic Information for CVE-2026-78327

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
SonicWall Network Security Manager (NSM) 4.3.0 and earlier versions -

II. Public POCs for CVE-2026-78327

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-78327

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Vendor Advisories for CVE-2026-78327 (1)

Same Patch Batch · SonicWall · 2026-09-04 · 3 CVEs total

CVE-2026-81939 SonicWall NSM 文件上传存在Zip Slip漏洞
CVE-2026-78328 SonicWall NSM On-Prem 低权限用户可提权至超级管理员

IV. Related Vulnerabilities

Same product: Network Security Manager (NSM)
Same vendor: SonicWall
Same weakness: CWE-78

V. Comments for CVE-2026-78327

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