CVE-2026-82066 — Heap Out-of-Bounds Read in MongoDB Server Query Planning Component
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 …
Published: 2026-09-08 · CVSS: 5.3 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7