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CVE-2026-106436 Application denial of service and data truncation via unchecked BSON append failures in MongoDB PHP Driver

🗓️ 08 Oct 2026 19:03:31Reported by mongodbType 
cvelist
 cvelist
🔗 www.cve.org👁 48 Views

Unauthenticated DoS and data truncation in MongoDB PHP Driver BSON encoder.

Related
Affected
Refs
[
  {
    "vendor": "MongoDB",
    "product": "PHP Driver",
    "versions": [
      {
        "status": "affected",
        "version": "1.3.0",
        "lessThan": "1.21.11",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "2.0.0",
        "lessThan": "2.1.11",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "2.2.0",
        "lessThan": "2.5.4",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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08 Oct 2026 19:03Current
CVSS 3.14.8
CVSS 46.3
EPSS0.00256
SSVC
48