What is CVE-2026-40885?

CVE-2026-40885 is a high-severity vulnerability in Goshs, classified under Information Disclosure. CVSS score: 8.8/10. Published 2026-04-21.

How severe is CVE-2026-40885?

High severity. CVSS v3 base score is 8.8 out of 10.

Information disclosure in Goshs

CVE-2026-40885

goshs is a SimpleHTTPServer written in Go. From 2.0.0-beta.4 to 2.0.0-beta.5, goshs leaks file-based ACL credentials through its public collaborator feed when the server is deployed without global basic auth. Requests to .goshs-protected f…

Vulnerability class: Information Disclosure

EPSS: 0.003 (23.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Goshs — versions 2.0.0
Patrickhener Goshs — versions >= 2.0.0-beta.4, < 2.0.0-beta.6

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

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

Frequently asked questions

What is CVE-2026-40885?: CVE-2026-40885 is a high-severity vulnerability in Goshs, classified under Information Disclosure. CVSS score: 8.8/10. Published 2026-04-21.
How severe is CVE-2026-40885?: High severity. CVSS v3 base score is 8.8 out of 10.