{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2021-4299",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2021-4299",
    "idYear": 2021,
    "status": "PUBLISHED",
    "publishedAt": "2023-01-02T07:57:07.475Z",
    "updatedAt": "2024-08-03T17:23:10.350Z",
    "importedAt": "2026-10-24T01:56:36.661Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "cronvel string-kit naturalSort.js naturalSort redos",
      "summary": "A vulnerability classified as problematic was found in cronvel string-kit up to 0.12.7. This vulnerability affects the function naturalSort of the file lib/naturalSort.js. The manipulation leads to inefficient regular expression complexity. The attack can be initiated remotely. Upgrading to version 0.12.8 is able to address this issue. The name of the patch is 9cac4c298ee92c1695b0695951f1488884a7ca73. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-217180.",
      "affected": [
        {
          "vendor": "cronvel",
          "product": "string-kit",
          "versions": [
            {
              "version": "0.12.0",
              "status": "affected"
            },
            {
              "version": "0.12.1",
              "status": "affected"
            },
            {
              "version": "0.12.2",
              "status": "affected"
            },
            {
              "version": "0.12.3",
              "status": "affected"
            },
            {
              "version": "0.12.4",
              "status": "affected"
            },
            {
              "version": "0.12.5",
              "status": "affected"
            },
            {
              "version": "0.12.6",
              "status": "affected"
            },
            {
              "version": "0.12.7",
              "status": "affected"
            }
          ]
        }
      ]
    }
  }
}