CVE-2026-35393— Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in goshs POST multipart upload
Quick assessment
Affected
patrickhener goshs
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.
goshs是Patrick Hener个人开发者的一个用Go编写的简单HTTP Server。 goshs 2.0.0-beta.3之前版本存在路径遍历漏洞，该漏洞源于POST多部分上传目录未清理，可能导致路径遍历攻击。
Possible ATT&CK Techniques 1 AI
T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2026-35393
Vulnerability Information
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Vulnerability Title
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in goshs POST multipart upload
Source: CVE Program / CVE List V5
Vulnerability Description
goshs is a SimpleHTTPServer written in Go. Prior to 2.0.0-beta.3, the POST multipart upload directory not sanitized. This vulnerability is fixed in 2.0.0-beta.3.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
goshs 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
goshs是Patrick Hener个人开发者的一个用Go编写的简单HTTP Server。 goshs 2.0.0-beta.3之前版本存在路径遍历漏洞，该漏洞源于POST多部分上传目录未清理，可能导致路径遍历攻击。
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 |
|---|---|---|---|---|
| patrickhener | goshs | < 2.0.0-beta.3 | - |
|
II. Public POCs for CVE-2026-35393
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-35393 (1)
Same Patch Batch · patrickhener · 2026-04-06 · 3 CVEs total
| CVE-2026-35471 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in goshs | |
| CVE-2026-35392 | goshs has an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal' |
IV. Related Vulnerabilities
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CVE-2026-50139
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CVE-2026-50138
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Same vendor: patrickhener
-
CVE-2026-50139
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CVE-2026-50138
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Same weakness: CWE-22
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V. Comments for CVE-2026-35393
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