{
  "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-2026-6985",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-6985",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-04-25T16:15:13.639Z",
    "updatedAt": "2026-04-27T12:35:36.821Z",
    "importedAt": "2026-10-24T01:58:25.636Z",
    "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": "Cesanta Mongoose TCP Option net_builtin.c handle_opt infinite loop",
      "summary": "A weakness has been identified in Cesanta Mongoose up to 7.20. This vulnerability affects the function handle_opt of the file /src/net_builtin.c of the component TCP Option Handler. This manipulation of the argument optlen causes infinite loop. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 7.21 is able to resolve this issue. Upgrading the affected component is advised. VulDB has contacted the vendor early and they confirmed quickly, that this issue got fixed already.",
      "affected": [
        {
          "vendor": "Cesanta",
          "product": "Mongoose",
          "versions": [
            {
              "version": "7.0",
              "status": "affected"
            },
            {
              "version": "7.1",
              "status": "affected"
            },
            {
              "version": "7.2",
              "status": "affected"
            },
            {
              "version": "7.3",
              "status": "affected"
            },
            {
              "version": "7.4",
              "status": "affected"
            },
            {
              "version": "7.5",
              "status": "affected"
            },
            {
              "version": "7.6",
              "status": "affected"
            },
            {
              "version": "7.7",
              "status": "affected"
            },
            {
              "version": "7.8",
              "status": "affected"
            },
            {
              "version": "7.9",
              "status": "affected"
            },
            {
              "version": "7.10",
              "status": "affected"
            },
            {
              "version": "7.11",
              "status": "affected"
            },
            {
              "version": "7.12",
              "status": "affected"
            },
            {
              "version": "7.13",
              "status": "affected"
            },
            {
              "version": "7.14",
              "status": "affected"
            },
            {
              "version": "7.15",
              "status": "affected"
            },
            {
              "version": "7.16",
              "status": "affected"
            },
            {
              "version": "7.17",
              "status": "affected"
            },
            {
              "version": "7.18",
              "status": "affected"
            },
            {
              "version": "7.19",
              "status": "affected"
            },
            {
              "version": "7.20",
              "status": "affected"
            },
            {
              "version": "7.21",
              "status": "unaffected"
            }
          ]
        }
      ]
    }
  }
}