{
  "cveId": "CVE-2026-78253",
  "url": "https://patchblox.com/security/cve/CVE-2026-78253",
  "summary": "CVE-2026-78253 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2026-78253, released October 4, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "Denial-of-service (stack-exhaustion) vulnerability in QXmlStreamReader::readElementText() impacts Qt",
  "description": "Uncontrolled recursion in QXmlStreamReader::readElementText() in Qt Group Qt allows attackers to cause a denial of service (application crash via stack exhaustion) via a crafted XML document.",
  "published": "2026-09-23T12:17:07Z",
  "severity": "Low",
  "cwe": "Uncontrolled Recursion",
  "epss": 0.00428,
  "epssPercentile": 0.37269,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-78253",
  "fixes": [
    {
      "platform": "linux",
      "product": "qt6-base",
      "release": "Debian 14",
      "fixedVersion": "6.11.2\u002Bdfsg-5",
      "fix": "DEBIAN-CVE-2026-78253",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-78253",
      "released": "2026-10-04T21:29:23Z"
    },
    {
      "platform": "linux",
      "product": "qtbase-opensource-src",
      "release": "Debian 14",
      "fixedVersion": "5.15.19\u002Bdfsg-6",
      "fix": "DEBIAN-CVE-2026-78253",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-78253",
      "released": "2026-10-04T21:29:23Z"
    }
  ],
  "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"
  }
}