{"schema_version":1,"title":"http-proxy-middleware (npm) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 5 vulnerabilities in http-proxy-middleware (npm): 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-55603, was published on 22 June 2026.","url":"https://junglewise.ai/threats/technologies/http-proxy-middleware","json_url":"https://junglewise.ai/threats/technologies/http-proxy-middleware.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/http-proxy-middleware","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":1,"all_time":5,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":2},"latest":[{"cve":"CVE-2026-55603","cvss":7.5,"epss":0.0029,"slug":"cve-2026-55603-chimurai-http-proxy-middleware-crlf-injection-in-fixrequestbody","title":"chimurai http-proxy-middleware CRLF injection in fixRequestBody","severity":"high","exploited":false,"published_at":"2026-06-22T21:16:26.033+00:00","url":"https://junglewise.ai/threats/cve-2026-55603-chimurai-http-proxy-middleware-crlf-injection-in-fixrequestbody"},{"cve":"CVE-2026-55602","cvss":4,"epss":0.0038,"slug":"cve-2026-55602-chimurai-http-proxy-middleware-routing-bypass-via-host-header","title":"chimurai http-proxy-middleware routing bypass via Host header substring match","severity":"medium","exploited":false,"published_at":"2026-06-22T18:16:48.073+00:00","url":"https://junglewise.ai/threats/cve-2026-55602-chimurai-http-proxy-middleware-routing-bypass-via-host-header"},{"cve":"CVE-2025-32996","cvss":3.1,"epss":0.0046,"slug":"cve-2025-32996-http-proxy-middleware-double-write-in-fixrequestbody","title":"http-proxy-middleware double write in fixRequestBody","severity":"low","exploited":false,"published_at":"2025-04-15T03:30:34+00:00","url":"https://junglewise.ai/threats/cve-2025-32996-http-proxy-middleware-double-write-in-fixrequestbody"},{"cve":"CVE-2025-32997","cvss":3.1,"epss":0.0047,"slug":"cve-2025-32997-http-proxy-middleware-fixrequestbody-error-handling-bypass","title":"http-proxy-middleware fixRequestBody error handling bypass","severity":"low","exploited":false,"published_at":"2025-04-15T03:30:34+00:00","url":"https://junglewise.ai/threats/cve-2025-32997-http-proxy-middleware-fixrequestbody-error-handling-bypass"},{"cve":"CVE-2024-21536","cvss":3.1,"epss":0.0103,"slug":"cve-2024-21536-http-proxy-middleware-denial-of-service-in-path-filtering","title":"http-proxy-middleware denial of service in path filtering","severity":"low","exploited":false,"published_at":"2024-10-19T06:30:30+00:00","url":"https://junglewise.ai/threats/cve-2024-21536-http-proxy-middleware-denial-of-service-in-path-filtering"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"flowise (npm)","slug":"flowise","vulnerabilities":156,"url":"https://junglewise.ai/threats/technologies/flowise"},{"name":"vm2 (npm)","slug":"vm2","vulnerabilities":82,"url":"https://junglewise.ai/threats/technologies/vm2"},{"name":"@budibase/server (npm)","slug":"budibase-server","vulnerabilities":61,"url":"https://junglewise.ai/threats/technologies/budibase-server"},{"name":"directus (npm)","slug":"directus","vulnerabilities":60,"url":"https://junglewise.ai/threats/technologies/directus"},{"name":"nocodb (npm)","slug":"nocodb","vulnerabilities":55,"url":"https://junglewise.ai/threats/technologies/nocodb"},{"name":"hono (npm)","slug":"hono","vulnerabilities":54,"url":"https://junglewise.ai/threats/technologies/hono"},{"name":"parse-server (npm)","slug":"parse-server","vulnerabilities":42,"url":"https://junglewise.ai/threats/technologies/parse-server"},{"name":"dompurify (npm)","slug":"dompurify","vulnerabilities":39,"url":"https://junglewise.ai/threats/technologies/dompurify"},{"name":"ghost (npm)","slug":"ghost","vulnerabilities":39,"url":"https://junglewise.ai/threats/technologies/ghost"},{"name":"flowise-components (npm)","slug":"flowise-components","vulnerabilities":35,"url":"https://junglewise.ai/threats/technologies/flowise-components"},{"name":"astro (npm)","slug":"astro","vulnerabilities":30,"url":"https://junglewise.ai/threats/technologies/astro"},{"name":"@anthropic-ai/claude-code (npm)","slug":"anthropic-ai-claude-code","vulnerabilities":28,"url":"https://junglewise.ai/threats/technologies/anthropic-ai-claude-code"}],"technology":{"hub":true,"name":"http-proxy-middleware (npm)","slug":"http-proxy-middleware","vendor":{"name":"npm","slug":"npm","url":"https://junglewise.ai/threats/vendors/npm"},"aliases":[],"homepage":"https://www.npmjs.com/package/http-proxy-middleware","repo_url":"https://github.com/chimurai/http-proxy-middleware","description":"A Node.js proxy middleware for connect, express, and browser-sync.","url":"https://junglewise.ai/threats/technologies/http-proxy-middleware"},"most_severe":[{"cve":"CVE-2026-55603","cvss":7.5,"epss":0.0029,"slug":"cve-2026-55603-chimurai-http-proxy-middleware-crlf-injection-in-fixrequestbody","title":"chimurai http-proxy-middleware CRLF injection in fixRequestBody","severity":"high","exploited":false,"published_at":"2026-06-22T21:16:26.033+00:00","url":"https://junglewise.ai/threats/cve-2026-55603-chimurai-http-proxy-middleware-crlf-injection-in-fixrequestbody"},{"cve":"CVE-2026-55602","cvss":4,"epss":0.0038,"slug":"cve-2026-55602-chimurai-http-proxy-middleware-routing-bypass-via-host-header","title":"chimurai http-proxy-middleware routing bypass via Host header substring match","severity":"medium","exploited":false,"published_at":"2026-06-22T18:16:48.073+00:00","url":"https://junglewise.ai/threats/cve-2026-55602-chimurai-http-proxy-middleware-routing-bypass-via-host-header"},{"cve":"CVE-2024-21536","cvss":3.1,"epss":0.0103,"slug":"cve-2024-21536-http-proxy-middleware-denial-of-service-in-path-filtering","title":"http-proxy-middleware denial of service in path filtering","severity":"low","exploited":false,"published_at":"2024-10-19T06:30:30+00:00","url":"https://junglewise.ai/threats/cve-2024-21536-http-proxy-middleware-denial-of-service-in-path-filtering"},{"cve":"CVE-2025-32997","cvss":3.1,"epss":0.0047,"slug":"cve-2025-32997-http-proxy-middleware-fixrequestbody-error-handling-bypass","title":"http-proxy-middleware fixRequestBody error handling bypass","severity":"low","exploited":false,"published_at":"2025-04-15T03:30:34+00:00","url":"https://junglewise.ai/threats/cve-2025-32997-http-proxy-middleware-fixrequestbody-error-handling-bypass"},{"cve":"CVE-2025-32996","cvss":3.1,"epss":0.0046,"slug":"cve-2025-32996-http-proxy-middleware-double-write-in-fixrequestbody","title":"http-proxy-middleware double write in fixRequestBody","severity":"low","exploited":false,"published_at":"2025-04-15T03:30:34+00:00","url":"https://junglewise.ai/threats/cve-2025-32996-http-proxy-middleware-double-write-in-fixrequestbody"}],"generated_at":"2026-09-26T10:14:00.201383+00:00"}