CVE-2026-18707

Medium

Open

TLP:CLEAR

Improper Input Validation in MongoDB Aggregation Command Handling Leads to Denial of Service

NVD CVE.org

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Description

An issue in MongoDB Server could allow an authenticated user, including one with no assigned privileges, to cause the server process to terminate unexpectedly by submitting a specially formed aggregation command. This could result in a denial of service.

Details

CVSS Score: 5.3
CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Confidence: 90%
Published: Aug 11, 2026
Last Modified: Aug 11, 2026

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