CVE-2026-8199

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

An authenticated user can cause excess memory usage via bitwise match expression AST processing of $bitsAllSet, $bitsAnySet, $bitsAllClear, and $bitsAnyClear. This contributes to memory pressure and may lead to availability loss by OOM.

This issue impacts MongoDB Server v7.0 versions prior to 7.0.34, v8.0 versions prior to 8.0.23, v8.2 versions prior to 8.2.9 and v8.3 versions prior to 8.3.2.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-1325

Affected software

No affected versions have been published.

Timeline

Published
May 13, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2026-8199: Medium severity, CVSS 6.5 | Vulnix