{
  "cveId": "CVE-2026-102302",
  "url": "https://patchblox.com/security/cve/CVE-2026-102302",
  "summary": "CVE-2026-102302 is fixed in 9 products on 3 platforms, first by Google Chrome Dev (EXE) 155.0.8040.2, released September 4, 2026. It is not reported as exploited. Patch Radar priority: High.",
  "title": "Chromium CVE-2026-102302: Buffer overflow",
  "description": "\u003Cp\u003EThis CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see \u003Ca href=\u0022https://chromereleases.googleblog.com/2026\u0022\u003EGoogle Chrome Releases\u003C/a\u003E for more information.\u003C/p\u003E",
  "published": "2026-09-29T20:17:13Z",
  "severity": "Important",
  "cvss": 8.8,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
  "cwe": "Stack-based Buffer Overflow",
  "epss": 0.00355,
  "epssPercentile": 0.29482,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-102302",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "Google Chrome (EXE)",
      "fixedVersion": "154.0.8037.93",
      "fix": "Google Chrome (EXE) 154.0.8037.93",
      "url": "https://patchblox.com/security/fix/windows-app/google.chrome.exe-154.0.8037.93",
      "released": "2026-09-29T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Google Chrome Beta (EXE)",
      "fixedVersion": "155.0.8059.5",
      "fix": "Google Chrome Beta (EXE) 155.0.8059.5",
      "url": "https://patchblox.com/security/fix/windows-app/google.chrome.beta.exe-155.0.8059.5",
      "released": "2026-09-16T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Google Chrome Dev (EXE)",
      "fixedVersion": "155.0.8040.2",
      "fix": "Google Chrome Dev (EXE) 155.0.8040.2",
      "url": "https://patchblox.com/security/fix/windows-app/google.chrome.dev.exe-155.0.8040.2",
      "released": "2026-09-04T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft Edge",
      "fixedVersion": "154.0.4258.62",
      "fix": "Microsoft Edge 154.0.4258.62",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.edge-154.0.4258.62",
      "released": "2026-10-05T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft Edge Beta",
      "fixedVersion": "155.0.4283.33",
      "fix": "Microsoft Edge Beta 155.0.4283.33",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.edge.beta-155.0.4283.33",
      "released": "2026-10-02T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft Edge Dev",
      "fixedVersion": "155.0.4273.0",
      "fix": "Microsoft Edge Dev 155.0.4273.0",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.edge.dev-155.0.4273.0",
      "released": "2026-09-11T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft Edge WebView2 Runtime",
      "fixedVersion": "154.0.4258.53",
      "fix": "Microsoft Edge WebView2 Runtime 154.0.4258.53",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.edgewebview2runtime-154.0.4258.53",
      "released": "2026-10-01T00:00:00Z"
    },
    {
      "platform": "macos",
      "product": "Google Chrome",
      "fixedVersion": "154.0.8037.93",
      "fix": "Google Chrome 154.0.8037.93",
      "url": "https://patchblox.com/security/fix/macos/com.google.chrome-154.0.8037.93",
      "released": "2026-09-28T20:04:36Z"
    },
    {
      "platform": "macos",
      "product": "Microsoft Edge",
      "fixedVersion": "154.0.4258.53",
      "fix": "Microsoft Edge 154.0.4258.53",
      "url": "https://patchblox.com/security/fix/macos/com.microsoft.edgemac-154.0.4258.53",
      "released": "2026-09-30T20:21:51Z"
    },
    {
      "platform": "linux",
      "product": "chromium",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "154.0.8037.92-1~deb12u1",
      "fix": "DEBIAN-CVE-2026-102302",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-102302",
      "released": "2026-10-01T20:52:30Z"
    },
    {
      "platform": "linux",
      "product": "chromium",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "154.0.8037.92-1~deb13u1",
      "fix": "DEBIAN-CVE-2026-102302",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-102302",
      "released": "2026-10-01T20:52:30Z"
    },
    {
      "platform": "linux",
      "product": "chromium",
      "release": "Debian 14",
      "fixedVersion": "154.0.8037.92-1",
      "fix": "DEBIAN-CVE-2026-102302",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-102302",
      "released": "2026-10-01T20:52:30Z"
    },
    {
      "platform": "linux",
      "product": "chromium",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "154.0.8037.97-bp160.1.1",
      "fix": "OPENSUSE-SU-2026:22023-1",
      "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-22023-1",
      "released": "2026-11-07T00:47:19Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T19:12:23Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}