CVE-2025-14847
Unknown Unknown - Not Provided

BaseFortify

Vulnerability report for CVE-2025-14847, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2025-12-19

Last updated on: 2025-12-19

Assigner: MongoDB, Inc.

Description

Mismatched length fields in Zlib compressed protocol headers may allow a read of uninitialized heap memory by an unauthenticated client. This issue affects all MongoDB Server v7.0 prior to 7.0.28 versions, MongoDB Server v8.0 versions prior to 8.0.17, MongoDB Server v8.2 versions prior to 8.2.3, MongoDB Server v6.0 versions prior to 6.0.27, MongoDB Server v5.0 versions prior to 5.0.32, MongoDB Server v4.4 versions prior to 4.4.30, MongoDB Server v4.2 versions greater than or equal to 4.2.0, MongoDB Server v4.0 versions greater than or equal to 4.0.0, and MongoDB Server v3.6 versions greater than or equal to 3.6.0.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published
2025-12-19
Last Modified
2025-12-19
Generated
2026-07-07
AI Q&A
2025-12-19
EPSS Evaluated
2026-07-06
NVD

Affected Vendors & Products

Showing 9 associated CPEs
Vendor Product Version / Range
mongodb mongodb_server 8.2
mongodb mongodb_server 3.6
mongodb mongodb_server 4.0
mongodb mongodb_server 8.0
mongodb mongodb_server 5.0
mongodb mongodb_server 4.4
mongodb mongodb_server 7.0
mongodb mongodb_server 4.2
mongodb mongodb_server 6.0

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-130 The product parses a formatted message or structure, but it does not handle or incorrectly handles a length field that is inconsistent with the actual length of the associated data.

Attack-Flow Graph

AI Quick Actions

Instant insights powered by AI
Executive Summary

This vulnerability involves mismatched length fields in Zlib compressed protocol headers in MongoDB Server. It may allow an unauthenticated client to read uninitialized heap memory, potentially exposing sensitive data. It affects multiple versions of MongoDB Server prior to certain fixed releases.

Impact Analysis

An unauthenticated attacker could exploit this vulnerability to read uninitialized heap memory, which might contain sensitive information. This could lead to data exposure without requiring authentication, posing a significant security risk.

Chat Assistant

Ask questions about this CVE
Hi! I’m here to help you understand CVE-2025-14847. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70

EPSS Chart