Skip to content
CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-82066

Heap Out-of-Bounds Read in MongoDB Server Query Planning Component

Description

A heap out-of-bounds read security issue exists in the query planning component of MongoDB Server. An authenticated user with database read and write privileges can trigger the security issue through crafted query operations, causing the server to read memory beyond allocated buffer boundaries. The revealed memory contents may be partially observable through diagnostic query statistics output.

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 < 8.3.9affected
  • 8.0.0 to < 8.0.30affected
  • 7.0.0 to < 7.0.41affected

References