{
  "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-2025-15687",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-15687",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2026-08-12T02:45:10.502Z",
    "updatedAt": "2026-08-12T12:35:38.910Z",
    "importedAt": "2026-10-24T01:57:24.991Z",
    "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": "Open5GS SMF Diameter Gx Credit-Control-Answer smf_gx_cca_cb denial of service",
      "summary": "A security flaw has been discovered in Open5GS up to 2.7.6. Impacted is the function smf_gx_cca_cb of the component SMF Diameter Gx Credit-Control-Answer Handler. The manipulation results in denial of service. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. Upgrading to version 2.7.7 is recommended to address this issue. The patch is identified as f23d7a5e959acd8f37b925dc29b85f26b7d391cb. Upgrading the affected component is advised.",
      "affected": [
        {
          "vendor": "n/a",
          "product": "Open5GS",
          "versions": [
            {
              "version": "2.7.0",
              "status": "affected"
            },
            {
              "version": "2.7.1",
              "status": "affected"
            },
            {
              "version": "2.7.2",
              "status": "affected"
            },
            {
              "version": "2.7.3",
              "status": "affected"
            },
            {
              "version": "2.7.4",
              "status": "affected"
            },
            {
              "version": "2.7.5",
              "status": "affected"
            },
            {
              "version": "2.7.6",
              "status": "affected"
            },
            {
              "version": "2.7.7",
              "status": "unaffected"
            }
          ]
        }
      ]
    }
  }
}