Vulnerabilities CVE-2025-14847

CVE-2025-14847

Medium

Open

KEV

TLP:CLEAR

MongoDB and MongoDB Server Improper Handling of Length Parameter Inconsistency Vulnerability

NVD CVE.org

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Description

MongoDB — MongoDB and MongoDB Server — 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.

Details

EPSS Score ⓘ: 83.01%

99.6th percentile
Confidence: 100%
CISA KEV
Date Added: Dec 29, 2025
Patch Due: Jan 19, 2026
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.

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