{"id":"CVE-2025-50180","summary":"esm.sh is vulnerable to full-response SSRF","details":"esm.sh is a no-build content delivery network (CDN) for web development. In version 136, esm.sh is vulnerable to a full-response SSRF, allowing an attacker to retrieve information from internal websites through the vulnerability. Version 137 fixes the vulnerability.","aliases":["GHSA-3c9r-837r-qqm4","GO-2026-4545"],"modified":"2026-10-22T10:32:11.129915605Z","published":"2026-02-25T15:32:56.449Z","related":["SUSE-SU-2026:0757-1","openSUSE-SU-2026:21483-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/50xxx/CVE-2025-50180.json","cna_assigner":"GitHub_M","cwe_ids":["CWE-918"]},"references":[{"type":"WEB","url":"https://github.com/esm-dev/esm.sh/blob/f80ff8c8d58749e77fa964abde468fc61f8bd89e/internal/fetch/fetch.go#L13"},{"type":"WEB","url":"https://github.com/esm-dev/esm.sh/blob/f80ff8c8d58749e77fa964abde468fc61f8bd89e/server/router.go#L511"},{"type":"WEB","url":"https://github.com/esm-dev/esm.sh/releases/tag/v137"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/50xxx/CVE-2025-50180.json"},{"type":"ADVISORY","url":"https://github.com/esm-dev/esm.sh/security/advisories/GHSA-3c9r-837r-qqm4"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-50180"},{"type":"FIX","url":"https://github.com/esm-dev/esm.sh/commit/0593516c4cfab49ad3b4900416a8432ff2e23eb0"},{"type":"FIX","url":"https://github.com/esm-dev/esm.sh/pull/1149"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/esm-dev/esm.sh","events":[{"introduced":"1ad31b6352bb0a064ece812f6f360e4850e16051"},{"fixed":"0593516c4cfab49ad3b4900416a8432ff2e23eb0"},{"fixed":"bb69b0306fb6d45f6c3919b4457e57a72ed14236"}],"database_specific":{"extracted_events":[{"source":"AFFECTED_FIELD","strategy":"StandaloneSingleVersion","range":[{"introduced":"= 136"},{"last_affected":"= 136"}]},{"range":[{"fixed":"0593516c4cfab49ad3b4900416a8432ff2e23eb0"}],"source":"REFERENCES_COMMIT"},{"source":"REFERENCES_TAG","original_tag":"v137","range":[{"fixed":"bb69b0306fb6d45f6c3919b4457e57a72ed14236"}]}]}}],"versions":["= 136","v136"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-50180.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N"}]}