{"id":"CVE-2023-54365","aliases":["GHSA-7v4p-328v-8v5g","BIT-golang-2023-54365"],"title":"Traefik vulnerable to HTTP/2 request causing denial of service ","summary":"Traefik vulnerable to HTTP/2 request causing denial of service ","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","vendor":"traefik","product":"github.com/traefik/traefik","ecosystem":"go","affected":["github.com/traefik/traefik < 2.10.5","github.com/traefik/traefik >= 3.0.0-beta1, < 3.0.0-beta4"],"patched":["github.com/traefik/traefik 2.10.5","github.com/traefik/traefik 3.0.0-beta4"],"published":"2023-10-17","updated":"2026-09-22","sourceUpdated":"2026-09-22T19:45:04.628509139Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-7v4p-328v-8v5g","references":[{"url":"https://github.com/traefik/traefik/security/advisories/GHSA-7v4p-328v-8v5g"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-54365"},{"url":"https://access.redhat.com/security/cve/CVE-2023-54365"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2491710"},{"url":"https://github.com/traefik/traefik"},{"url":"https://groups.google.com/g/golang-announce/c/iNNxDTCjZvo/m/UDd7VKQuAAAJ?pli=1"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-54365.json"},{"url":"https://www.vulncheck.com/advisories/traefik-denial-of-service-via-http-2-request-handling"},{"url":"https://github.com/advisories/GHSA-7v4p-328v-8v5g"}],"tags":["osv","go","ghsa"],"epss":0.00774,"epssPercentile":0.53791,"cwe":["CWE-400","CWE-770"],"ingestedAt":"2026-07-09T18:56:36.213Z","slug":"CVE-2023-54365","body":"## Overview\n\n### Impact\n\nA vulnerability CVE-2023-39325 exists in [Go managing HTTP/2 requests](https://groups.google.com/g/golang-announce/c/iNNxDTCjZvo/m/UDd7VKQuAAAJ?pli=1), which impacts Traefik. This vulnerability could be exploited to cause a denial of service.\n\n### References\n\n- [CVE-2023-44487](https://www.cve.org/CVERecord?id=CVE-2023-44487)\n- [CVE-2023-39325](https://www.cve.org/CVERecord?id=CVE-2023-39325)\n\n### Patches\n\n- https://github.com/traefik/traefik/releases/tag/v2.10.5\n- https://github.com/traefik/traefik/releases/tag/v3.0.0-beta4\n\n## Affected packages\n\n- `github.com/traefik/traefik < 2.10.5`\n- `github.com/traefik/traefik >= 3.0.0-beta1, < 3.0.0-beta4`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `github.com/traefik/traefik 2.10.5`\n- `github.com/traefik/traefik 3.0.0-beta4`","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"}]}