{"id":"CVE-2023-54365","title":"Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' techniqu…","summary":"Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' techniqu…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-400","CWE-770"],"vendor":"traefik","product":"traefik","affected":["traefik < 2.10.5","traefik = 3.0.0","go < 1.20.10","go >= 1.21.0, < 1.21.3","openshift_ai"],"patched":["traefik 2.10.5","go 1.21.3"],"published":"2026-06-23","updated":"2026-09-26","sourceUpdated":"2026-09-26T23:10:00.127","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2023-54365","references":[{"url":"https://github.com/traefik/traefik/security/advisories/GHSA-7v4p-328v-8v5g","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/traefik-denial-of-service-via-http-2-request-handling","label":"disclosure@vulncheck.com"},{"url":"https://access.redhat.com/security/cve/CVE-2023-54365","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2491710","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-54365.json","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-54365"},{"url":"https://github.com/traefik/traefik"},{"url":"https://groups.google.com/g/golang-announce/c/iNNxDTCjZvo/m/UDd7VKQuAAAJ?pli=1"},{"url":"https://github.com/advisories/GHSA-7v4p-328v-8v5g"}],"tags":["nvd","osv","go","ghsa"],"epss":0.00774,"epssPercentile":0.5554,"aliases":["GHSA-7v4p-328v-8v5g","BIT-golang-2023-54365"],"ecosystem":"go","ingestedAt":"2026-07-09T18:56:36.213Z","slug":"CVE-2023-54365","body":"## Overview\n\nTraefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique). A remote attacker can rapidly create and cancel HTTP/2 streams to exhaust server resources and cause service unavailability.\n\n## Affected\n\n- `traefik < 2.10.5`\n- `traefik = 3.0.0`\n- `go < 1.20.10`\n- `go >= 1.21.0, < 1.21.3`\n- `openshift_ai`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `traefik 2.10.5`\n- `go 1.21.3`\n\n## Package advisory (CVE-2023-54365)\n\nAffected packages:\n\n- `github.com/traefik/traefik < 2.10.5`\n- `github.com/traefik/traefik >= 3.0.0-beta1, < 3.0.0-beta4`\n\nPatched in:\n\n- `github.com/traefik/traefik 2.10.5`\n- `github.com/traefik/traefik 3.0.0-beta4`\n\nSource: https://osv.dev/vulnerability/GHSA-7v4p-328v-8v5g","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[{"seq":209366,"id":"CVE-2023-54365","ts":1790107892407,"field":"cvss","old":null,"new":"7.5"},{"seq":209365,"id":"CVE-2023-54365","ts":1790107892407,"field":"severity","old":"medium","new":"high"}]}