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CVE-2026-66152

Quick assessment

Affected
SonicWall NetExtender
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 NetExtender是美国SonicWALL公司的一款远程访问VPN客户端软件。 SonicWALL NetExtender 10.3.5及之前版本存在路径遍历漏洞，该漏洞源于OPSWAT tarball存在路径遍历问题，可能导致攻击者以root身份写入任意文件。

AI Predicted 9.8 Difficulty: Easy EPSS 0.50% · P41

Affected Version Matrix 1

VendorProduct Version RangeStatus
SonicWall NetExtender 10.3.5 and earlier versions affected
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I. Basic Information for CVE-2026-66152

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A Path traversal vulnerability in the SonicWall NetExtender Linux client file extractor component allows an attacker to write arbitrary file as root.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
路径遍历：’..filename’
Source: CVE Program / CVE List V5
Vulnerability Title
SonicWALL NetExtender 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SonicWALL NetExtender是美国SonicWALL公司的一款远程访问VPN客户端软件。 SonicWALL NetExtender 10.3.5及之前版本存在路径遍历漏洞，该漏洞源于OPSWAT tarball存在路径遍历问题，可能导致攻击者以root身份写入任意文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
SonicWall NetExtender 10.3.5 and earlier versions -

II. Public POCs for CVE-2026-66152

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III. Intelligence Information for CVE-2026-66152

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Vendor Advisories for CVE-2026-66152 (1)

IV. Related Vulnerabilities

Same product: NetExtender
Same vendor: SonicWall
Same weakness: CWE-29

V. Comments for CVE-2026-66152

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