cve-2025-14847

{
  "cvss": 8.7,
  "datePublished": "2025-12-29",
  "dateUpdated": "2025-12-29",
  "description": "MongoDB Server contains an improper handling of length parameter inconsistency vulnerability in Zlib compressed protocol headers. This vulnerability may allow a read of uninitialized heap memory by an unauthenticated client.",
  "dueDate": "2026-01-19",
  "id": "CVE-2025-14847",
  "kev_catalogs": [
    "cisa"
  ],
  "knownRansomwareCampaignUse": "Unknown",
  "notes": "This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://jira.mongodb.org/browse/SERVER-115508 ; https://nvd.nist.gov/vuln/detail/CVE-2025-14847",
  "product": "MongoDB and MongoDB Server",
  "requiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
  "severity": "HIGH",
  "source": "cisa_known_exploited",
  "title": "MongoDB and MongoDB Server Improper Handling of Length Parameter Inconsistency Vulnerability",
  "vendor": "MongoDB"
}