What’s Vulnerable › Vulnerabilities
CVE-2026-1848: Connections received from the proxy port may not count towards total accepted connections
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-02-10 · updated 2026-06-17
- Weakness: CWE-770
Description
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: from 7.0.0 before 7.0.29; from 8.0.0 before 8.0.18; from 8.2.0 before 8.2.4 — fixed in 7.0.29, 8.0.18, 8.2.4
How to fix
Upgrade to a fixed version: MongoDB 7.0.29, 8.0.18, 8.2.4. Check the vendor advisory for mitigations.
References
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