{"id":"CVE-2025-32996","aliases":["GHSA-4www-5p9h-95mh"],"url":"https://o3.security/vulnerability/CVE-2025-32996","summary":"http-proxy-middleware can call writeBody twice because \"else if\" is not used","details":"In http-proxy-middleware before 2.0.8 and 3.x before 3.0.4, writeBody can be called twice because \"else if\" is not used.","published":"2025-04-15T00:00:00Z","modified":"2026-08-12T03:51:31.618470910Z","cvss":{"score":4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:L"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"http-proxy-middleware","fixedVersion":"2.0.8"},{"ecosystem":"npm","name":"http-proxy-middleware","fixedVersion":"3.0.4"}],"fix":{"url":"https://github.com/chimurai/http-proxy-middleware/commit/020976044d113fc0bcbbaf995e91d05e2829a145","label":"chimurai/http-proxy-middleware@0209760"},"references":[{"type":"WEB","url":"https://github.com/chimurai/http-proxy-middleware/releases/tag/v2.0.8"},{"type":"WEB","url":"https://github.com/chimurai/http-proxy-middleware/releases/tag/v3.0.4"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/32xxx/CVE-2025-32996.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-32996"},{"type":"FIX","url":"https://github.com/chimurai/http-proxy-middleware/commit/020976044d113fc0bcbbaf995e91d05e2829a145"},{"type":"FIX","url":"https://github.com/chimurai/http-proxy-middleware/pull/1089"},{"type":"PACKAGE","url":"https://github.com/chimurai/http-proxy-middleware"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:31.618470910Z"}}