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CVE-2026-8199

7.1 high SSVC exploitation: none Analyzed
NVD · CVE.org

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.

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 7.1 · mongodbNVD modified 2026-10-26 18:10

Affected (CPE criteria) 1

  • cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*

References 1