What’s Vulnerable › Vulnerabilities
CVE-2026-40903: Goshs - ArtiPACKED Vulnerability – GitHub Actions Credential Persistence
- Severity: critical (CVSS 9.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-04-21 · updated 2026-10-26
- Weakness: CWE-829
Description
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
- patrickhener goshs: before 2.0.0; 2.0.0-beta1, 2.0.0-beta2, 2.0.0-beta3, 2.0.0-beta4, 2.0.0-beta5 — fixed in 2.0.0
How to fix
Upgrade to a fixed version: patrickhener goshs 2.0.0. Check the vendor advisory for mitigations.
References
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