What is CVE-2026-35392?

CVE-2026-35392 is a critical-severity vulnerability in Goshs, classified under Path Traversal. CVSS score: 9.8/10. Published 2026-04-06.

How severe is CVE-2026-35392?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Path Traversal in Goshs

CVE-2026-35392

goshs is a SimpleHTTPServer written in Go. Prior to 2.0.0-beta.3, PUT upload in httpserver/updown.go has no path sanitization. This vulnerability is fixed in 2.0.0-beta.3.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.007 (48.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Goshs — versions 2.0.0
Patrickhener Goshs — versions < 2.0.0-beta.3

Weakness classification (CWE)

CWE-22 — Path Traversal

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-35392?: CVE-2026-35392 is a critical-severity vulnerability in Goshs, classified under Path Traversal. CVSS score: 9.8/10. Published 2026-04-06.
How severe is CVE-2026-35392?: Critical severity. CVSS v3 base score is 9.8 out of 10.