{"cve":"CVE-2026-88012","nvd":{"published":"2026-09-10T16:18:08.067","modified":"2026-09-14T20:00:02.687","status":"Analyzed","description":"Traefik is an open source HTTP reverse proxy and load balancer. From 2.8.2 until 2.11.56 and 3.7.12, HTTP/3 entrypoints do not apply entryPoints..transport.respondingTimeouts.readTimeout because the timeout is enforced on a TCP connection and the HTTP/3 server has no corresponding QUIC stream deadline. An unauthenticated client can use a slow request body, trickling data indefinitely while holding a request and an upstream connection open and exhausting backends with bounded connection pools. This issue is fixed in 2.11.56 and 3.7.12.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3},"cwes":["CWE-770"],"references":["https://github.com/traefik/traefik/commit/a8d0bc425859dde7481a6c9a324e610b81d754d0","https://github.com/traefik/traefik/pull/13717","https://github.com/traefik/traefik/releases/tag/v2.11.56","https://github.com/traefik/traefik/releases/tag/v3.7.12","https://github.com/traefik/traefik/security/advisories/GHSA-7ghq-v6jf-g56c"],"products":["traefik:traefik"],"source":"nvd","synced_at":"2026-10-19T22:52:53.108888569+00:00"},"epss":{"cve":"CVE-2026-88012","score":0.00515,"percentile":0.43917,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-7ghq-v6jf-g56c","url":"https://osv.dev/vulnerability/GHSA-7ghq-v6jf-g56c","summary":"Traefik: respondingTimeouts.readTimeout is not applied to HTTP/3, leaving slow-body uploads unbounded","modified":"2026-09-17T17:40:37.423864231Z","packages":[{"ecosystem":"Go","name":"github.com/traefik/traefik/v2","purl":"pkg:golang/github.com/traefik/traefik/v2","ranges":[">=2.8.2 <2.11.56"],"fixed":["2.11.56"]},{"ecosystem":"Go","name":"github.com/traefik/traefik/v3","purl":"pkg:golang/github.com/traefik/traefik/v3","ranges":[">=3.0.0 <3.7.12"],"fixed":["3.7.12"]}]},{"id":"GO-2026-6454","url":"https://osv.dev/vulnerability/GO-2026-6454","summary":"Traefik: respondingTimeouts.readTimeout is not applied to HTTP/3, leaving slow-body uploads unbounded in github.com/traefik/traefik","modified":"2026-09-17T17:40:37.423864231Z","packages":[{"ecosystem":"Go","name":"github.com/traefik/traefik","purl":"pkg:golang/github.com/traefik/traefik","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/traefik/traefik/v2","purl":"pkg:golang/github.com/traefik/traefik/v2","ranges":[">=2.8.2 <2.11.56"],"fixed":["2.11.56"]},{"ecosystem":"Go","name":"github.com/traefik/traefik/v3","purl":"pkg:golang/github.com/traefik/traefik/v3","ranges":[">=3.0.0 <3.7.12"],"fixed":["3.7.12"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}