High severity · published Feb 10, 2026
CVE-2026-1848
Connections received from the proxy port may not count towards total accepted connections
7.5
CVSS
0.3%
EPSS
No
On KEV
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.
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)0.3% · higher than 23% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MO
MongoDB · MongoDB
7.0.0 before 7.0.29; 8.0.0 before 8.0.18; 8.2.0 before 8.2.4 · source: NVD
MS
MongoDB Server · MongoDB Inc
8.2 before 8.2.4; 8.0 before 8.0.18; 7.0 before 7.0.29 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-1848
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-1848
Vendor Advisory
https://jira.mongodb.org/browse/SERVER-114695
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