Traefik: respondingTimeouts.readTimeout is not applied to HTTP/3, leaving slow-body uploads unbounded

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-88012 · Microsoft / collected KEV context

CVE-2026-88878 · Microsoft / collected KEV context

EUVD-2026-75428

GHSA-c9gw-2969-4fg3

EUVD-2026-75562

GHSA-7ghq-v6jf-g56c

GO-2026-6454

cve-program · CVE-2026-88012

• https://github.com/traefik/traefik/security/advisories/GHSA-7ghq-v6jf-g56c
• https://github.com/traefik/traefik/pull/13717
• https://github.com/traefik/traefik/commit/a8d0bc425859dde7481a6c9a324e610b81d754d0
• https://github.com/traefik/traefik/releases/tag/v2.11.56
• https://github.com/traefik/traefik/releases/tag/v3.7.12

cve-program · CVE-2026-88878

• https://github.com/traefik/traefik/security/advisories/GHSA-7ghq-v6jf-g56c
• https://www.vulncheck.com/advisories/traefik-2.8.2-through-3.6-http-3-timeout-bypass

euvd · EUVD-2026-75428

• https://github.com/traefik/traefik/security/advisories/GHSA-7ghq-v6jf-g56c
• https://www.vulncheck.com/advisories/traefik-2.8.2-through-3.6-http-3-timeout-bypass

euvd · EUVD-2026-75562

• https://github.com/traefik/traefik/security/advisories/GHSA-7ghq-v6jf-g56c
• https://github.com/traefik/traefik/pull/13717
• https://github.com/traefik/traefik/commit/a8d0bc425859dde7481a6c9a324e610b81d754d0
• https://github.com/traefik/traefik/releases/tag/v2.11.56
• https://github.com/traefik/traefik/releases/tag/v3.7.12

nvd · CVE-2026-88012

• 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

nvd · CVE-2026-88878

• https://github.com/traefik/traefik/security/advisories/GHSA-7ghq-v6jf-g56c
• https://www.vulncheck.com/advisories/traefik-2.8.2-through-3.6-http-3-timeout-bypass

osv · GHSA-7ghq-v6jf-g56c

• https://github.com/traefik/traefik/security/advisories/GHSA-7ghq-v6jf-g56c
• https://nvd.nist.gov/vuln/detail/CVE-2026-88012
• https://github.com/traefik/traefik/pull/13717
• https://github.com/traefik/traefik/commit/a8d0bc425859dde7481a6c9a324e610b81d754d0
• https://github.com/traefik/traefik
• https://github.com/traefik/traefik/releases/tag/v2.11.56
• https://github.com/traefik/traefik/releases/tag/v3.7.12

osv · GO-2026-6454

• https://github.com/traefik/traefik/security/advisories/GHSA-7ghq-v6jf-g56c
• https://nvd.nist.gov/vuln/detail/CVE-2026-88012
• 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

• Traefik is an HTTP reverse proxy and load balancer. In versions >= v2.8.2 through <= v2.11.55 and >= v3.0.0 through <= v3.7.11, the entryPoints.<name>.transport.respondingTimeouts settings — notably readTimeout, which is enabled by default … · Advisory content revised · 1 Nov 2026
• 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 a… · Advisory content revised · 1 Nov 2026