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Medium severity6.5NVD Advisory· Published Aug 11, 2026· Updated Sep 16, 2026

CVE-2026-18699

CVE-2026-18699

Description

An issue in MongoDB Server's query planner could allow an authenticated user with read-level privileges to cause the server process to terminate unexpectedly by submitting a specially formed query against a collection with a text index. This could result in a denial of service, affecting connected clients and in-flight operations.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

6
  • MongoDB/MongoDB4 versions
    cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*range: >=7.0.0,<7.0.40
    • 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:*:*:-:-:*:*
  • MongoDB/Serverllm-fuzzy
  • osv-coords
    pkg:bitnami/mongodb
    Range: >= 7.0.0, < 7.0.40

Patches

Vulnerability mechanics

References

1

News mentions

2