High severity · published Jul 7, 2025
CVE-2025-6714
Incorrect Handling of incomplete data may prevent mongoS from Accepting New Connections
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
MongoDB Server's mongos component can become unresponsive to new connections due to incorrect handling of incomplete data. This affects MongoDB when configured with load balancer support. This issue affects MongoDB Server v6.0 prior to 6.0.23, MongoDB Server v7.0 prior to 7.0.20 and MongoDB Server v8.0 prior to 8.0.9
Required Configuration:
This affects MongoDB sharded clusters when configured with load balancer support for mongos using HAProxy on specified ports.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 30% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MO
MongoDB · MongoDB
6.0 before 6.0.23; 7.0 before 7.0.20; 8.0 before 8.0.9 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-6714
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-6714
Issue Tracking
https://jira.mongodb.org/browse/SERVER-106753
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