{"schema_version":1,"title":"Fastify Middie vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 6 vulnerabilities in Fastify Middie: 0 in the last 7 days and 2 in the last 90 days, 4 of them critical and 0 exploited in the wild. The most recent, CVE-2026-85184, was published on 4 September 2026.","url":"https://junglewise.ai/threats/technologies/middie","json_url":"https://junglewise.ai/threats/technologies/middie.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/middie","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":2,"all_time":6,"critical":4,"exploited":0,"last_7_days":0,"last_30_days":1,"last_90_days":2,"last_365_days":6},"latest":[{"cve":"CVE-2026-85184","cvss":9.1,"epss":0.0052,"slug":"cve-2026-85184-fastify-middie-path-scoped-middleware-bypass-via-absolute-form","title":"@fastify/middie path-scoped middleware bypass via absolute-form request","severity":"critical","exploited":false,"published_at":"2026-09-04T10:17:13.9+00:00","url":"https://junglewise.ai/threats/cve-2026-85184-fastify-middie-path-scoped-middleware-bypass-via-absolute-form"},{"cve":"CVE-2026-14198","cvss":9.1,"slug":"cve-2026-14198-fastify-fastify-middie-authorization-bypass-via-encoded-slash-in","title":"Fastify @fastify/middie authorization bypass via encoded slash in path parameters","severity":"critical","exploited":false,"published_at":"2026-07-01T12:16:38.463+00:00","url":"https://junglewise.ai/threats/cve-2026-14198-fastify-fastify-middie-authorization-bypass-via-encoded-slash-in"},{"cve":"CVE-2026-33804","cvss":7.4,"epss":0.0049,"slug":"cve-2026-33804-fastify-fastify-middie-middleware-bypass-via-duplicate-slashes","title":"Fastify @fastify/middie middleware bypass via duplicate slashes","severity":"high","exploited":false,"published_at":"2026-04-16T15:17:34.633+00:00","url":"https://junglewise.ai/threats/cve-2026-33804-fastify-fastify-middie-middleware-bypass-via-duplicate-slashes"},{"cve":"CVE-2026-6270","cvss":9.1,"epss":0.0061,"slug":"cve-2026-6270-fastify-fastify-middie-middleware-bypass-in-child-plugin-scopes","title":"Fastify @fastify/middie authentication bypass in child plugin scopes","severity":"critical","exploited":false,"published_at":"2026-04-16T14:16:19.433+00:00","url":"https://junglewise.ai/threats/cve-2026-6270-fastify-fastify-middie-middleware-bypass-in-child-plugin-scopes"},{"cve":"CVE-2026-2880","cvss":9.1,"epss":0.005,"slug":"cve-2026-2880-fastify-fastify-middie-auth-bypass-via-improper-path-normalization","title":"Fastify @fastify/middie auth bypass via improper path normalization","severity":"critical","exploited":false,"published_at":"2026-02-27T19:16:12.807+00:00","url":"https://junglewise.ai/threats/cve-2026-2880-fastify-fastify-middie-auth-bypass-via-improper-path-normalization"},{"cve":"CVE-2026-22031","cvss":8.4,"epss":0.0053,"slug":"cve-2026-22031-fastify-fastify-middie-middleware-path-bypass-via-url-encoding","title":"Fastify @fastify/middie middleware path bypass via URL encoding","severity":"high","exploited":false,"published_at":"2026-01-19T16:15:54.31+00:00","url":"https://junglewise.ai/threats/cve-2026-22031-fastify-fastify-middie-middleware-path-bypass-via-url-encoding"}],"weekly":[{"week":"2026-06-29","critical":1,"exploited":0,"vulnerabilities":1},{"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":1,"exploited":0,"vulnerabilities":1},{"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":"Fastify-Express","slug":"express","vulnerabilities":9,"url":"https://junglewise.ai/threats/technologies/express"},{"name":"Fastify Http-Proxy","slug":"http-proxy","vulnerabilities":6,"url":"https://junglewise.ai/threats/technologies/http-proxy"},{"name":"Fastify Reply-From","slug":"reply-from","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/reply-from"},{"name":"Fastify-Static","slug":"static","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/static"},{"name":"Fastify Multipart","slug":"multipart","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/multipart"}],"technology":{"hub":true,"name":"Fastify Middie","slug":"middie","vendor":{"name":"Fastify","slug":"fastify","url":"https://junglewise.ai/threats/vendors/fastify"},"aliases":[],"category":"library","homepage":"https://fastify.dev/","repo_url":"https://github.com/fastify/middie","description":"A middleware engine for the Fastify framework that provides support for Express-style middleware.","url":"https://junglewise.ai/threats/technologies/middie"},"most_severe":[{"cve":"CVE-2026-6270","cvss":9.1,"epss":0.0061,"slug":"cve-2026-6270-fastify-fastify-middie-middleware-bypass-in-child-plugin-scopes","title":"Fastify @fastify/middie authentication bypass in child plugin scopes","severity":"critical","exploited":false,"published_at":"2026-04-16T14:16:19.433+00:00","url":"https://junglewise.ai/threats/cve-2026-6270-fastify-fastify-middie-middleware-bypass-in-child-plugin-scopes"},{"cve":"CVE-2026-85184","cvss":9.1,"epss":0.0052,"slug":"cve-2026-85184-fastify-middie-path-scoped-middleware-bypass-via-absolute-form","title":"@fastify/middie path-scoped middleware bypass via absolute-form request","severity":"critical","exploited":false,"published_at":"2026-09-04T10:17:13.9+00:00","url":"https://junglewise.ai/threats/cve-2026-85184-fastify-middie-path-scoped-middleware-bypass-via-absolute-form"},{"cve":"CVE-2026-2880","cvss":9.1,"epss":0.005,"slug":"cve-2026-2880-fastify-fastify-middie-auth-bypass-via-improper-path-normalization","title":"Fastify @fastify/middie auth bypass via improper path normalization","severity":"critical","exploited":false,"published_at":"2026-02-27T19:16:12.807+00:00","url":"https://junglewise.ai/threats/cve-2026-2880-fastify-fastify-middie-auth-bypass-via-improper-path-normalization"},{"cve":"CVE-2026-14198","cvss":9.1,"slug":"cve-2026-14198-fastify-fastify-middie-authorization-bypass-via-encoded-slash-in","title":"Fastify @fastify/middie authorization bypass via encoded slash in path parameters","severity":"critical","exploited":false,"published_at":"2026-07-01T12:16:38.463+00:00","url":"https://junglewise.ai/threats/cve-2026-14198-fastify-fastify-middie-authorization-bypass-via-encoded-slash-in"},{"cve":"CVE-2026-22031","cvss":8.4,"epss":0.0053,"slug":"cve-2026-22031-fastify-fastify-middie-middleware-path-bypass-via-url-encoding","title":"Fastify @fastify/middie middleware path bypass via URL encoding","severity":"high","exploited":false,"published_at":"2026-01-19T16:15:54.31+00:00","url":"https://junglewise.ai/threats/cve-2026-22031-fastify-fastify-middie-middleware-path-bypass-via-url-encoding"},{"cve":"CVE-2026-33804","cvss":7.4,"epss":0.0049,"slug":"cve-2026-33804-fastify-fastify-middie-middleware-bypass-via-duplicate-slashes","title":"Fastify @fastify/middie middleware bypass via duplicate slashes","severity":"high","exploited":false,"published_at":"2026-04-16T15:17:34.633+00:00","url":"https://junglewise.ai/threats/cve-2026-33804-fastify-fastify-middie-middleware-bypass-via-duplicate-slashes"}],"generated_at":"2026-09-26T09:11:00.170868+00:00"}