{
  "cveId": "CVE-2026-76151",
  "url": "https://patchblox.com/security/cve/CVE-2026-76151",
  "summary": "CVE-2026-76151 is fixed in qt6-base on 1 platform by DEBIAN-CVE-2026-76151 (version 6.11.2\u002Bdfsg-5), released October 4, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "qt6-base: Out-of-bounds read (buffer over-read) in the HTTP Cache-Control response header parsing in the QtNetwork module in Qt...",
  "description": "Out-of-bounds read (buffer over-read) in the HTTP Cache-Control response header parsing in the QtNetwork module in Qt Group Qt 6.0.0 through 6.8.8, and 6.9.0 through 6.11.1, allows remote attackers to cause a denial of service (application crash) via an excessively large Cache-Control header value returned by an untrusted or compromised HTTP server to an application using QNetworkAccessManager. Only the client side of the connection is affected and 32-bit builds are not affected; the out-of-bounds access is read-only, with no information disclosure and no code execution.",
  "published": "2026-09-16T10:16:52Z",
  "severity": "",
  "epss": 0.00671,
  "epssPercentile": 0.5226,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "qt6-base",
      "release": "Debian 14",
      "fixedVersion": "6.11.2\u002Bdfsg-5",
      "fix": "DEBIAN-CVE-2026-76151",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-76151",
      "released": "2026-10-04T21:29:23Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}