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CVE-2026-8201

6.1 medium SSVC exploitation: none Analyzed
NVD · CVE.org

A use-after-free vulnerability exists in MongoDB's Field-Level Encryption (FLE) query analysis component, affecting client-side uses of mongocryptd and crypt_shared. Triggering this vulnerability requires control over the structure of a client's FLE-related query. This issue impacts MongoDB Server’s mongocryptd component 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 6.1 · mongodbNVD modified 2026-10-26 18:10

Affected (CPE criteria) 1

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

References 1