Moderate severityNVD Advisory· Published Jul 28, 2026· Updated Jul 29, 2026
goshs has a Path Traversal issue
CVE-2026-66063
Description
goshs is a feature-rich single-binary file server for red teamers and developers. Prior to 2.1.5, the httpserver/updown.go multipart upload handler split part.FileName() on / but did not reject .., allowing an unauthenticated upload with filename .. to create a file outside the served tree. This issue is fixed in version 2.1.5.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
goshs.de/goshs/v2Go | < 2.1.5-0.20260727065949-f3ef599e4091 | 2.1.5-0.20260727065949-f3ef599e4091 |
github.com/patrickhener/goshs/v2Go | < 2.1.5-0.20260727065949-f3ef599e4091 | 2.1.5-0.20260727065949-f3ef599e4091 |
goshs.de/goshsGo | <= 1.1.4 | — |
github.com/patrickhener/goshsGo | <= 1.1.4 | — |
Affected products
1Patches
Vulnerability mechanics
References
3- github.com/advisories/GHSA-wg2q-39h6-66x9ghsaADVISORY
- github.com/goshs-labs/goshs/commit/f3ef599e409151d1380866e47de8b1afb0bb54faghsax_refsource_MISCWEB
- github.com/goshs-labs/goshs/security/advisories/GHSA-wg2q-39h6-66x9ghsax_refsource_CONFIRMWEB
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