{"id":"CVE-2021-23664","aliases":["GHSA-v82v-rq72-phq9","SNYK-JS-ISOMORPHICGITCORSPROXY-1734788"],"url":"https://o3.security/vulnerability/CVE-2021-23664","summary":"Server side request forgery in @isomorphic-git/cors-proxy","details":"The package @isomorphic-git/cors-proxy before 2.7.1 are vulnerable to Server-side Request Forgery (SSRF) due to missing sanitization and validation of the redirection action in middleware.js.","published":"2022-01-21T20:15:08.070Z","modified":"2026-07-09T14:43:46.368762Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"npm","name":"@isomorphic-git/cors-proxy","fixedVersion":"2.7.1"}],"fix":{"url":"https://github.com/isomorphic-git/cors-proxy/commit/1b1c91e71d946544d97ccc7cf0ac62b859e03311","label":"isomorphic-git/cors-proxy@1b1c91e"},"references":[{"type":"FIX","url":"https://github.com/isomorphic-git/cors-proxy/commit/1b1c91e71d946544d97ccc7cf0ac62b859e03311"},{"type":"FIX","url":"https://snyk.io/vuln/SNYK-JS-ISOMORPHICGITCORSPROXY-1734788"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T14:43:46.368762Z"}}