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CVE-2026-18692

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

An issue in MongoDB Server's handling of timeseries bucket lifecycle could allow an authenticated user with write privileges to cause an internal reference to be used after the underlying memory has been freed. Subsequent operations could then result in a server crash or, potentially, execution of unintended code.

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 7.7 · mongodbNVD modified 2026-10-23 21:10

Affected (CPE criteria) 4

  • cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*
  • cpe:2.3:a:mongodb:mongodb:9.0.0:alpha0:*:*:-:-:*:*
  • cpe:2.3:a:mongodb:mongodb:9.0.0:alpha1:*:*:-:-:*:*
  • cpe:2.3:a:mongodb:mongodb:9.1.0:alpha0:*:*:-:-:*:*

References 1