{
  "cveId": "CVE-2026-9742",
  "url": "https://patchblox.com/security/cve/CVE-2026-9742",
  "summary": "CVE-2026-9742 is fixed in MongoDB on 1 platform by MongoDB 8.3.3 (version 8.3.3), released May 28, 2026. It is not reported as exploited. Patch Radar priority: High.",
  "title": "Authenticate command with specific mechanism parameter can trigger server crash",
  "description": "When OIDC authentication is enabled in configuration, clients may set specific values in the \u0022mechanism\u0022 parameter of the \u0022authenticate\u0022 command that lead to server crash. The authenticate command is accessible to unauthenticated clients, leading to pre-auth denial-of-service in affected product configurations.",
  "published": "2026-06-09T23:17:03Z",
  "severity": "",
  "cvss": 8.2,
  "cwe": "CWE-1287: Improper validation of specified type of input",
  "epss": 0.00347,
  "epssPercentile": 0.28416,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://nvd.nist.gov/vuln/detail/CVE-2026-9742",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "MongoDB",
      "fixedVersion": "8.3.3",
      "fix": "MongoDB 8.3.3",
      "url": "https://patchblox.com/security/fix/windows-app/mongodb.server-8.3.3",
      "released": "2026-05-28T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}