CVE-2026-23644
esm.sh has a path traversal in extractPackageTarball enables file writes from malicious packages
EPSS 0.12%
Description
esm.sh has a path traversal in extractPackageTarball enables file writes from malicious packages
How to fix CVE-2026-23644
To remediate CVE-2026-23644, upgrade the affected package to a fixed version below.
- Go/github.com/esm-dev/esm.sh—no fix listed
- Go/github.com/esm-dev/esm.sh—upgrade to 0.0.0-20260116051925-c62ab83c589e or later
Is CVE-2026-23644 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 0.0.1, <= 136
- from 0, < 0.0.0-20260116051925-c62ab83c589e
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | 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 |