{"id":"GO-2026-4554","summary":"esm.sh has SSRF localhost/private-network bypass in `/http(s)` module route in github.com/esm-dev/esm.sh","details":"esm.sh has SSRF localhost/private-network bypass in `/http(s)` module route in github.com/esm-dev/esm.sh","aliases":["CVE-2026-27730","GHSA-p2v6-84h2-5x4r"],"modified":"2026-03-17T05:09:41.149555Z","published":"2026-02-27T02:17:00Z","database_specific":{"review_status":"UNREVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-4554"},"references":[{"type":"ADVISORY","url":"https://github.com/esm-dev/esm.sh/security/advisories/GHSA-p2v6-84h2-5x4r"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27730"},{"type":"FIX","url":"https://github.com/esm-dev/esm.sh/commit/0593516c4cfab49ad3b4900416a8432ff2e23eb0"},{"type":"FIX","url":"https://github.com/esm-dev/esm.sh/pull/1149"},{"type":"WEB","url":"https://github.com/esm-dev/esm.sh/releases/tag/v137"}],"affected":[{"package":{"name":"github.com/esm-dev/esm.sh","ecosystem":"Go","purl":"pkg:golang/github.com/esm-dev/esm.sh"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.0.0-20250616164159-0593516c4cfa"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4554.json"}}],"schema_version":"1.7.5"}