CVE-2026-40903: Goshs

Critical severity, CVSS 9.1. EPSS: 0.4% chance of exploitation in the next 30 days.

goshs is a SimpleHTTPServer written in Go. Prior to 2.0.0-beta.6, goshs has an ArtiPACKED vulnerability. ArtiPACKED can lead to leakage of the GITHUB_TOKEN through workflow artifacts, even though the token is not present in the repository source code. This vulnerability is fixed in 2.0.0-beta.6.

Affected products

• Goshs Goshs: before 2.0.0 (fixed in 2.0.0); version 2.0.0 only

Published 2026-04-21. Last modified 2026-06-17.