CVE-2026-1848: Connections received from the proxy port may not count towards total accepted connections

Published Feb 10, 2026
·
Updated

Connections received from the proxy port may not count towards total accepted connections, resulting in server crashes if the total number of connections exceeds available resources. This only applies to connections accepted from the proxy port, pending the proxy protocol header.

Affected Software

3 affected components
MongoDB MongoDB>=7.0.0<7.0.29
MongoDB MongoDB>=8.0.0<8.0.18
MongoDB MongoDB>=8.2.0<8.2.4

Event History

Feb 10, 2026
CVE Published
via MITRE·06:22 PM
Data Sourced
via MITRE·06:22 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·07:15 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-1848?

CVE-2026-1848 is classified as a moderate severity vulnerability due to its potential to cause server crashes.

2

How do I fix CVE-2026-1848?

To mitigate CVE-2026-1848, update MongoDB to a version beyond 7.0.29, 8.0.18, or 8.2.4 depending on your current version.

3

What are the consequences of CVE-2026-1848?

CVE-2026-1848 can lead to server crashes if the total number of connections exceeds system resources, caused by proxy connections not being counted.

4

Which versions of MongoDB are affected by CVE-2026-1848?

CVE-2026-1848 affects MongoDB versions 7.0.0 to 7.0.29, 8.0.0 to 8.0.18, and 8.2.0 to 8.2.4.

5

Is CVE-2026-1848 a remote code execution vulnerability?

CVE-2026-1848 is not a remote code execution vulnerability; it specifically pertains to connection handling within the server.

Contact

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