GHSA-p2v6-84h2-5x4r: github.com/esm-dev/esm.sh fixed in 0.0.0-20250616164159-0593516c4cfa and 0.0.0-20250616164159

GHSA-p2v6-84h2-5x4r PUBLISHED CVSS 8.600000381469727 HIGH

esm.sh has SSRF localhost/private-network bypass in `/http(s)` module route

Record from GitHub Advisory Database · Published February 25, 2026

github.com/esm-dev/esm.sh is fixed in 0.0.0-20250616164159-0593516c4cfa and 0.0.0-20250616164159 (Go Modules)

esm.sh has SSRF localhost/private-network bypass in `/http(s)` module route

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

Package	Ecosystem	Fixed in
github.com/esm-dev/esm.sh	Go Modules	0.0.0-20250616164159-0593516c4cfa, 0.0.0-20250616164159

Risk scores

CVSS 3.0

8.600000381469727

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Affected products

Vendor	Product	Versions
github.com	esm-dev/esm.sh

Timeline

Feb 25, 2026 CVE Published
Apr 9, 2026 Security Advisory

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-p2v6-84h2-5x4r
vulnetix vdb fixes GHSA-p2v6-84h2-5x4r

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curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-p2v6-84h2-5x4r/fixes/registry"

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References

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