CVE-2026-120812: Full server crash via unbounded per-operand recursion in time-series query vectorization

Published Nov 10, 2026

Updated

An issue in MongoDB Server's query processing component allows an authenticated user with read privileges to cause a denial of service. Uncontrolled recursion in an internal query compilation component can lead to stack exhaustion and server process termination when processing certain queries against time-series collections.

Affected Software

1 affected component

MongoDB MongoDB Server

Event History

Nov 10, 2026

CVE Published

via MITRE·08:10 PM

Data Sourced

via MITRE·08:10 PM

DescriptionSeverityWeakness

Frequently Asked Questions

Who can exploit this issue?

An attacker must be authenticated and have read privileges. The vulnerable query processing path is associated with queries against time-series collections.

What is the likely impact of successful exploitation?

Successful exploitation can exhaust the server stack during query processing and terminate the MongoDB Server process, causing a denial of service. No confidentiality or integrity impact is indicated.

CVE-2026-120812: Full server crash via unbounded per-operand recursion in time-series query vectorization

Affected Software

Event History

Frequently Asked Questions

Who can exploit this issue?

What is the likely impact of successful exploitation?

Company

Resources

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Frequently Asked Questions

Who can exploit this issue?

What is the likely impact of successful exploitation?