Auth bypass in Goshs-labs Goshs

CVE-2026-66064

goshs is a feature-rich single-binary file server for red teamers and developers. Prior to 2.1.5, the httpserver/handler.go sendFile handler opened files using a cleaned path but derived the authorization filename from raw req.URL.Path, so…

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-66064?
CVE-2026-66064 is a medium-severity vulnerability in Goshs-labs Goshs, classified under CWE-41. CVSS score: 5.3/10. Published 2026-07-28.
How severe is CVE-2026-66064?
Medium severity. CVSS v3 base score is 5.3 out of 10.