{
  "cveId": "CVE-2026-8843",
  "url": "https://patchblox.com/security/cve/CVE-2026-8843",
  "summary": "CVE-2026-8843 is fixed in MongoDB on 1 platform by MongoDB 8.2.6 (version 8.2.6), released February 25, 2026. It is not reported as exploited. Patch Radar priority: High.",
  "title": "Calling createIndex with certain index types can crash mongod",
  "description": "Creating a \u00222dsphere_bucket\u0022 index on a non-timeseries bucket collection will succeed, but any subsequent attempt to insert a document which triggers updating that index will crash the server. A similar issue occurs when creating \u0022queryable_encrypted_range\u0022 indices.\n\nThis issue affects MongoDB Server v7.0 versions prior to 7.0.32, v8.0 versions prior to 8.0.21 and v8.2 versions prior to 8.2.6",
  "published": "2026-05-18T17:16:34Z",
  "severity": "",
  "cvss": 7.1,
  "cwe": "CWE-617: Reachable Assertion",
  "epss": 0.0024,
  "epssPercentile": 0.15171,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://nvd.nist.gov/vuln/detail/CVE-2026-8843",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "MongoDB",
      "fixedVersion": "8.2.6",
      "fix": "MongoDB 8.2.6",
      "url": "https://patchblox.com/security/fix/windows-app/mongodb.server-8.2.6",
      "released": "2026-02-25T00:00:00Z"
    }
  ],
  "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"
  }
}