{"id":"CVE-2025-50180","state":"PUBLISHED","title":"esm.sh is vulnerable to full-response SSRF","description":"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.","publishedAt":"2026-02-25T15:32:56.449Z","updatedAt":"2026-02-27T18:22:28.728Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"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","source":"GitHub_M"},"assigner":"GitHub_M","products":["esm-dev esm.sh"],"affected":[{"vendor":"esm-dev","product":"esm.sh","versions":[{"version":"= 136","status":"affected"}]}],"references":["https://github.com/esm-dev/esm.sh/security/advisories/GHSA-3c9r-837r-qqm4","https://github.com/esm-dev/esm.sh/pull/1149","https://github.com/esm-dev/esm.sh/commit/0593516c4cfab49ad3b4900416a8432ff2e23eb0","https://github.com/esm-dev/esm.sh/blob/f80ff8c8d58749e77fa964abde468fc61f8bd89e/internal/fetch/fetch.go#L13","https://github.com/esm-dev/esm.sh/blob/f80ff8c8d58749e77fa964abde468fc61f8bd89e/server/router.go#L511","https://github.com/esm-dev/esm.sh/releases/tag/v137"],"weaknesses":["CWE-918"],"ingestedAt":"2026-10-29T20:09:23.771Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/50xxx/CVE-2025-50180.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-50180","state":"PUBLISHED","datePublished":"2026-02-25T15:32:56.449Z","dateUpdated":"2026-02-27T18:22:28.728Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2025-06-13T19:17:51.726Z"},"containers":{"cna":{"title":"esm.sh is vulnerable to full-response SSRF","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"esm-dev","product":"esm.sh","versions":[{"version":"= 136","status":"affected"}]}],"references":[{"url":"https://github.com/esm-dev/esm.sh/security/advisories/GHSA-3c9r-837r-qqm4","name":"https://github.com/esm-dev/esm.sh/security/advisories/GHSA-3c9r-837r-qqm4","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/esm-dev/esm.sh/pull/1149","name":"https://github.com/esm-dev/esm.sh/pull/1149","tags":["x_refsource_MISC"]},{"url":"https://github.com/esm-dev/esm.sh/commit/0593516c4cfab49ad3b4900416a8432ff2e23eb0","name":"https://github.com/esm-dev/esm.sh/commit/0593516c4cfab49ad3b4900416a8432ff2e23eb0","tags":["x_refsource_MISC"]},{"url":"https://github.com/esm-dev/esm.sh/blob/f80ff8c8d58749e77fa964abde468fc61f8bd89e/internal/fetch/fetch.go#L13","name":"https://github.com/esm-dev/esm.sh/blob/f80ff8c8d58749e77fa964abde468fc61f8bd89e/internal/fetch/fetch.go#L13","tags":["x_refsource_MISC"]},{"url":"https://github.com/esm-dev/esm.sh/blob/f80ff8c8d58749e77fa964abde468fc61f8bd89e/server/router.go#L511","name":"https://github.com/esm-dev/esm.sh/blob/f80ff8c8d58749e77fa964abde468fc61f8bd89e/server/router.go#L511","tags":["x_refsource_MISC"]},{"url":"https://github.com/esm-dev/esm.sh/releases/tag/v137","name":"https://github.com/esm-dev/esm.sh/releases/tag/v137","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.7,"baseSeverity":"HIGH","vectorString":"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","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-918","lang":"en","description":"CWE-918: Server-Side Request Forgery (SSRF)","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-02-25T15:36:03.109Z"},"source":{"advisory":"GHSA-3c9r-837r-qqm4","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-27T18:22:22.078547Z","id":"CVE-2025-50180","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-27T18:22:28.728Z"}}]}}}