CVE-2025-14847

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.

Affected products

Linuxmint, Mongodb Server, Mongodb, Red Os, Ubuntu

Mongodb

< 4.4.30, 5.0.32, 6.0.27, 7.0.28, 8.0.17, 8.2.3

Fix

Available

CVSS 4.0

8.7 HIGH

CVSS 3.1

7.5 HIGH

EPSS

83.2% (100th percentile)

Weakness

CWE-130

NVD status

Analyzed

Published

2025-12-19