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CVE PROGRAM SOURCE RECORD7.1 High

CVE-2026-18695

Improper Input Validation in MongoDB Timeseries Query Processing Leads to Denial of Service

Description

An issue in MongoDB Server's handling of certain query predicates against time-series collections with a metaField could allow an authenticated user with write access to cause the server process to terminate unexpectedly, resulting in a denial of service.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

MongoDB MongoDB Server

Default version status: unaffected

  • 8.3.0 to < 8.3.8affected
  • 8.0 to < 8.0.29affected
  • 7.0 to < 7.0.40affected

References