CVE-2025-14847

high Splunk ⚠️ CISA KEV — Exploited in the Wild
CVSS v3 Base Score
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score
71.2%
Exploitation probability in 30 days
Top 1% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Confidentiality
High
Integrity
None
Availability
None
Published: December 19, 2025 (145 days ago)
Last Modified: January 13, 2026
Vendor: Splunk
Source: NVD

⚠️ CISA Known Exploited Vulnerability

Added to KEV: 2025-12-29
Remediation Due: 2026-01-19 (⚠ 115d overdue)

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.

CWE

CWE-130

Affected Products

mongodb mongodb

References

🔗 jira.mongodb.org 🔗 www.openwall.com 🔗 www.smartkeyss.com 🔗 www.vicarius.io 🔗 www.vicarius.io