{
  "cveId": "CVE-2026-106434",
  "url": "https://patchblox.com/security/cve/CVE-2026-106434",
  "summary": "CVE-2026-106434 is fixed in libmongocrypt on 1 platform by DEBIAN-CVE-2026-106434 (version 1.20.5-1), released October 16, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "libmongocrypt: The explicit decryption component of MongoDB libmongocrypt can return an unrecognized encrypted payload unchanged ins...",
  "description": "The explicit decryption component of MongoDB libmongocrypt can return an unrecognized encrypted payload unchanged instead of returning a decryption error. An actor who can modify stored encrypted fields, such as a database writer, server, or network intermediary, can cause an affected application to process the supplied bytes as decrypted plaintext.",
  "published": "2026-10-08T19:16:59Z",
  "severity": "",
  "epss": 0.00112,
  "epssPercentile": 0.01391,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libmongocrypt",
      "release": "Debian 14",
      "fixedVersion": "1.20.5-1",
      "fix": "DEBIAN-CVE-2026-106434",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-106434",
      "released": "2026-10-16T15:52:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T19:38:12Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}