{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "0"
                  },
                  {
                    "fixed": "4.83.0"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              },
              {
                "range": [
                  {
                    "introduced": "0"
                  },
                  {
                    "fixed": "4.83.0"
                  }
                ],
                "source": "DESCRIPTION"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5346e8bf893428e99d61f8812ebfff71dc8f9358"
            }
          ],
          "repo": "https://github.com/fleetdm/fleet",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-3982-g48v-9rwh"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-409"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111924.json"
  },
  "details": "Fleet before 4.83.0 contains a denial of service vulnerability that allows unauthenticated attackers to exhaust server memory by sending gzip-compressed request bodies. Attackers can send small, highly compressed requests with Content-Encoding: gzip to unauthenticated endpoints that expand during decoding, crashing the entire Fleet instance.",
  "id": "CVE-2026-111924",
  "modified": "2026-10-24T02:30:14.791032689Z",
  "published": "2026-10-17T18:46:37.369Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111924.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/fleetdm/fleet/security/advisories/GHSA-3982-g48v-9rwh"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-111924"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/fleet-before-4.83.0-denial-of-service-via-unbounded-gzip-decompression"
    }
  ],
  "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": "Fleet before 4.83.0 Denial of Service via Unbounded Gzip Decompression"
}