CVE-2026-35393

CRITICAL

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in goshs POST multipart upload

Title source: cna

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.

References (1)

[X_Refsource_Confirm] https://github.com/patrickhener/goshs/security/advisories/GHSA-jg56-wf8x-qrv5

Scores

CVSS v3 9.8

EPSS 0.0004

EPSS Percentile 11.8%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation poc

Automatable yes

Technical Impact total

Details

CWE

CWE-22

Status published

Products (4)

goshs/goshs 2.0.0 beta1 (2 CPE variants)

goshs/goshs < 2.0.0

patrickhener/goshs 0 - 1.1.5-0.20260401172448-237f3af891a9Go

patrickhener/goshs < 2.0.0-beta.3

Published Apr 06, 2026

Tracked Since Apr 07, 2026