VDB
CVE-2026-23644
CVE-2026-23644
PUBLISHED
CVSS 7.699999809265137 HIGH
esm.sh has a path traversal in extractPackageTarball enables file writes from malicious packages
EPSS 0.12% · 30.2th percentile
Risk Scores
CVSS v4.0
7.699999809265137
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
EPSS Score
0.12%
30.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| esm-dev | esm.sh | < 0.0.0-20260116051925-c62ab83c589e, * |
| github.com | esm-dev/esm.sh | 0, 0, 0.0.1 |
| esm | esm.sh | 0, 0 |
Timeline
- Jan 18, 2026 CVE Published
- Jan 19, 2026 EPSS Score
- Jan 19, 2026 PoC Published
- Jan 20, 2026 CVE Updated
- Jan 22, 2026 EPSS Score
- Jan 24, 2026 PoC Published
- Jan 25, 2026 EPSS Score
- Jan 27, 2026 EPSS Score
- Jan 30, 2026 EPSS Score
- Jan 30, 2026 Security Advisory
- Feb 2, 2026 EPSS Score
- Feb 5, 2026 EPSS Score
References
- https://github.com/esm-dev/esm.sh/security/advisories/GHSA-2657-3c98-63jq url
- https://github.com/esm-dev/esm.sh/commit/9d77b88c320733ff6689d938d85d246a3af9af16 url
- https://github.com/esm-dev/esm.sh/commit/c62ab83c589e7b421a0e1376d2a00a4e48161093 url
- https://pkg.go.dev/vuln/GO-2025-4138 url
- https://nvd.nist.gov/vuln/detail/CVE-2026-23644 advisory
- https://github.com/esm-dev/esm.sh package
- https://pkg.go.dev/vuln/GO-2026-4332 url