Vulnerability in Mongodb Server

CVE-2026-18701

An issue in MongoDB Server's query subsystem could allow an authenticated user with read privileges to cause the server process to terminate unexpectedly by submitting a specially formed query filter. This could result in a denial of servi…

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-18701?
CVE-2026-18701 is a medium-severity vulnerability in Mongodb Server, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 6.5/10. Published 2026-08-11.
How severe is CVE-2026-18701?
Medium severity. CVSS v3 base score is 6.5 out of 10.