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CVE-2026-0205

Quick assessment

Affected
SonicWall SonicOS
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 SonicOS是美国SonicWALL公司的一套专为SonicWall防火墙设备设计的操作系统。 SonicWALL SonicOS存在安全漏洞，该漏洞源于身份验证后的路径遍历问题，可能允许攻击者与通常受限的服务交互。

AI Predicted 7.8 Difficulty: Easy EPSS 0.43% · P36

Possible ATT&CK Techniques 1 AI

T1083 · File and Directory Discovery

Affected Version Matrix 4

VendorProduct Version RangeStatus
SonicWall SonicOS 6.5.5.1-6n and older versions affected
7.0.1-5169 and older versions affected
7.3.1-7013 and older versions affected
8.1.0-8017 and older versions affected
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I. Basic Information for CVE-2026-0205

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A post-authentication Path Traversal vulnerability in SonicOS allows an attacker to interact with usually restricted services.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
路径遍历：’…/…//’
Source: CVE Program / CVE List V5
Vulnerability Title
SonicWALL SonicOS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SonicWALL SonicOS是美国SonicWALL公司的一套专为SonicWall防火墙设备设计的操作系统。 SonicWALL SonicOS存在安全漏洞，该漏洞源于身份验证后的路径遍历问题，可能允许攻击者与通常受限的服务交互。
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 SonicOS 6.5.5.1-6n and older versions -

II. Public POCs for CVE-2026-0205

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-0205

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Vendor Advisories for CVE-2026-0205 (1)

Same Patch Batch · SonicWall · 2026-04-29 · 3 CVEs total

CVE-2026-0206 SonicWALL SonicOS 安全漏洞
CVE-2026-0204 SonicWALL SonicOS 访问控制错误漏洞

IV. Related Vulnerabilities

Same product: SonicOS
Same vendor: SonicWall
Same weakness: CWE-35

V. Comments for CVE-2026-0205

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