{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "1.20.10"
              },
              {
                "introduced": "1.21.0"
              },
              {
                "fixed": "1.21.3"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "8042fd87f37a725e34407994c9a11aaf95f5af45"
            },
            {
              "introduced": "c19c4c566c63818dfd059b352e52c4710eecf14d"
            },
            {
              "fixed": "883f062fc0a097bf561030ad453fd3e300896975"
            }
          ],
          "repo": "https://github.com/golang/go",
          "type": "GIT"
        },
        {
          "database_specific": {
            "cpe": [
              "cpe:2.3:a:traefik:traefik:*:*:*:*:*:*:*:*",
              "cpe:2.3:a:traefik:traefik:3.0.0:beta1:*:*:*:*:*:*",
              "cpe:2.3:a:traefik:traefik:3.0.0:beta2:*:*:*:*:*:*",
              "cpe:2.3:a:traefik:traefik:3.0.0:beta3:*:*:*:*:*:*"
            ],
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "2.10.5"
              },
              {
                "introduced": "3.0.0-beta1"
              },
              {
                "last_affected": "3.0.0-beta1"
              },
              {
                "introduced": "3.0.0-beta2"
              },
              {
                "last_affected": "3.0.0-beta2"
              },
              {
                "introduced": "3.0.0-beta3"
              },
              {
                "last_affected": "3.0.0-beta3"
              }
            ],
            "source": [
              "CPE_RANGE",
              "CPE_STRING"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6a34f238ceb13cb0a81d5d131fdfe1ff2e425f33"
            },
            {
              "introduced": "519ed8bde58e9ebc6d9618a38a351208820cf273"
            },
            {
              "last_affected": "52d2d959afdfe86884d691314a301a387532671c"
            }
          ],
          "repo": "https://github.com/traefik/traefik",
          "type": "GIT"
        }
      ],
      "versions": [
        "3.0.0-beta1",
        "3.0.0-beta2",
        "3.0.0-beta3"
      ]
    }
  ],
  "aliases": [
    "GHSA-7v4p-328v-8v5g"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-400"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54365.json"
  },
  "details": "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' technique). A remote attacker can rapidly create and cancel HTTP/2 streams to exhaust server resources and cause service unavailability.",
  "id": "CVE-2023-54365",
  "modified": "2026-08-12T03:51:15.219985240Z",
  "published": "2026-06-23T12:12:51.853Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-54365.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/security/cve/CVE-2023-54365"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54365.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/traefik/traefik/security/advisories/GHSA-7v4p-328v-8v5g"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-54365"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/traefik-denial-of-service-via-http-2-request-handling"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2491710"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Traefik - Denial of Service via HTTP/2 Request Handling"
}