{
  "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-2026-2967",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-2967",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-02-23T02:32:07.568Z",
    "updatedAt": "2026-02-23T13:32:57.830Z",
    "importedAt": "2026-10-24T01:58:02.025Z",
    "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 Sequence Number net_builtin.c getpeer verification of source",
      "summary": "A security vulnerability has been detected in Cesanta Mongoose up to 7.20. This affects the function getpeer of the file /src/net_builtin.c of the component TCP Sequence Number Handler. The manipulation leads to improper verification of source of a communication channel. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitability is reported as difficult. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.",
      "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"
            }
          ]
        }
      ]
    }
  }
}