CVE-2026-18699 — Improper Input Validation in MongoDB Query Planner Leads to Denial of Service

CVE-2026-18699

Improper Input Validation in MongoDB Query Planner Leads to Denial of Service PUBLISHED

Description (CNA)

An issue in MongoDB Server's query planner could allow an authenticated user with read-level privileges to cause the server process to terminate unexpectedly by submitting a specially formed query against a collection with a text index. This could result in a denial of service, affecting connected clients and in-flight operations.

Affected (CNA)

Vendor / product	Versions
MongoDB / MongoDB Server	affected 8.3.0 before 8.3.8; affected 8.0 before 8.0.29; affected 7.0 before 7.0.40

CWE

CWE-476

References

https://jira.mongodb.org/browse/SERVER-130266

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.