CVE-2025-14847
MongoDB and MongoDB Server Improper Handling of Length Parameter Inconsistency Vulnerability
IN CISA KEV
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.
- Vendor
- MongoDB
- Product
- MongoDB and MongoDB Server
- CVSS
- No score recorded (no NVD record loaded for this entry)
- CWE
- CWE-130
- Published
- Not recorded
- NVD modified
- Not recorded
CISA KEV
- Date added
- 2025-12-29
- Due date
- 2026-01-19
- Ransomware use
- Unknown
- Required action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
EPSS
83.2% chance of exploitation in the next 30 days (percentile 99th)
FIRST EPSS, updated 17 Oct 2026. About EPSS
CVSS is severity, EPSS is likelihood, KEV means already exploited. EPSS is a statistical probability, not a certainty: a low score does not make a bug safe, and a high one does not prove it is being exploited.
Data last updated 18 Oct 2026. Sources: NVD API 2.0, CISA KEV catalog, FIRST EPSS. Links: NVD, CISA KEV. Metadata only. ThreatWire does not host exploit code.