CVE-2025-14847

CVE Enrichment

CVSS: 8.7 HIGH
EPSS: 83.22%
EPSS Percentile: 99.67%
CISA KEV: YES — Known Exploited Vulnerability

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.

Technical Details

CVSS Version: 4.0
CNA / NVD Source: cna@mongodb.com
Published: 19-Dec-2025 18:15
Last Modified: 17-Jun-2026 15:36
EPSS Date: 2026-10-12
CWE: CWE-130

CVSS Vector


            CVSS:4.0                            AV:N /
                            AC:L /
                            AT:N /
                            PR:N /
                            UI:N /
                            VC:H /
                            VI:N /
                            VA:N /
                            SC:N /
                            SI:N /
                            SA:N /
                            E:X /
                            CR:X /
                            IR:X /
                            AR:X /
                            MAV:X /
                            MAC:X /
                            MAT:X /
                            MPR:X /
                            MUI:X /
                            MVC:X /
                            MVI:X /
                            MVA:X /
                            MSC:X /
                            MSI:X /
                            MSA:X /
                            S:X /
                            AU:X /
                            R:X /
                            V:X /
                            RE:X /
                            U:X

CISA KEV Details

Date Added: 2025-12-29
Remediation Due: 2026-01-19
Known Ransomware Campaign 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.
Notes: This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://jira.mongodb.org/browse/SERVER-115508 ; https://nvd.nist.gov/vuln/detail/CVE-2025-14847

Affected Products / Versions

mongodb / mongodb
Version / affected range: * · from (inclusive) 3.6.0 · before (exclusive) 4.4.30
cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*
mongodb / mongodb
Version / affected range: * · from (inclusive) 5.0.0 · before (exclusive) 5.0.32
cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*
mongodb / mongodb
Version / affected range: * · from (inclusive) 6.0.0 · before (exclusive) 6.0.27
cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:*
mongodb / mongodb
Version / affected range: * · from (inclusive) 7.0.0 · before (exclusive) 7.0.28
cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:*
mongodb / mongodb
Version / affected range: * · from (inclusive) 8.0.0 · before (exclusive) 8.0.17
cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:*
mongodb / mongodb
Version / affected range: * · from (inclusive) 8.2.0 · before (exclusive) 8.2.3
cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:*

References

Last enrichment sync: 13-Oct-2026 01:06
Sources: NVD · FIRST EPSS · CISA KEV
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Reported Context (2)

MongoBleed, tracked as CVE-2025-14847, is a critical unauthenticated memory leak vulnerability in MongoDB Server. The vulnerability affects MongoDB’s handling of zlib-compressed network messages, allowing remote Wiz Highlights Agentless Detection of Attacks on Cloud Appliances and Workloads
lincemorado97/CVE-2025-14847 Trojanized PoCs Target Vulnerability Researchers with ChocoPoC Python RAT

CVE (11)

Malware (1)

People (3)

MITRE ATT&CK (15)

Vendors (1)

Products (20)

Tools (2)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.