{
  "cveId": "CVE-2026-28799",
  "url": "https://patchblox.com/security/cve/CVE-2026-28799",
  "summary": "CVE-2026-28799 is fixed in asterisk on 1 platform by DEBIAN-CVE-2026-28799 (version 1:22.10.0\u002Bdfsg\u002B~cs6.17.60671434-1), released March 6, 2026. It is not reported as exploited. Patch Radar priority: High.",
  "title": "asterisk: PJSIP is a free and open source multimedia communication library written in C",
  "description": "PJSIP is a free and open source multimedia communication library written in C. Prior to version 2.17, a heap use-after-free vulnerability exists in PJSIP\u0027s event subscription framework (evsub.c) that is triggered during presence unsubscription (SUBSCRIBE with Expires=0). This issue has been patched in version 2.17.",
  "published": "2026-03-06T07:16:00Z",
  "severity": "high",
  "cvss": 7.5,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.00327,
  "epssPercentile": 0.25898,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "asterisk",
      "release": "Debian 14",
      "fixedVersion": "1:22.10.0\u002Bdfsg\u002B~cs6.17.60671434-1",
      "fix": "DEBIAN-CVE-2026-28799",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-28799",
      "released": "2026-03-06T07:16:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}