CVE-2026-1848: MongoDB

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

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 products

• MongoDB MongoDB: from 7.0.0, before 7.0.29 (fixed in 7.0.29); from 8.0.0, before 8.0.18 (fixed in 8.0.18); from 8.2.0, before 8.2.4 (fixed in 8.2.4)

Published 2026-02-10. Last modified 2026-06-17.