{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "0"
                  },
                  {
                    "fixed": "1.13.4"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              },
              {
                "range": [
                  {
                    "fixed": "185bfe578af854d29d7bdff3dd83b3b9dea3572b"
                  }
                ],
                "source": "REFERENCES_COMMIT"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7f50be9d86261bf7cff9b051ab4fb572e95020ed"
            },
            {
              "fixed": "185bfe578af854d29d7bdff3dd83b3b9dea3572b"
            }
          ],
          "repo": "https://github.com/php/frankenphp",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-x6j6-qv7w-fq3c"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-404"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/128xxx/CVE-2026-128018.json"
  },
  "details": "FrankenPHP before 1.13.4 contains a denial of service vulnerability in worker mode where frankenphp_handle_request() returns false without finishing the dequeued request after a fatal error during request startup. Attackers who trigger startup fatal errors against worker scripts that keep calling frankenphp_handle_request() can leave client requests hanging indefinitely while the worker continues running.",
  "id": "CVE-2026-128018",
  "modified": "2026-11-14T02:30:31.197029146Z",
  "published": "2026-11-13T09:34:09.269Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/128xxx/CVE-2026-128018.json"
    },
    {
      "type": "FIX",
      "url": "https://github.com/php/frankenphp/commit/185bfe578af854d29d7bdff3dd83b3b9dea3572b"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/php/frankenphp/security/advisories/GHSA-x6j6-qv7w-fq3c"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-128018"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/frankenphp-before-1.13.4-pending-worker-request-denial-of-service"
    }
  ],
  "schema_version": "1.9.2",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "FrankenPHP before 1.13.4 Pending Worker Request Denial of Service"
}