CVE-2026-114643 — Duplicate geometry fields via unvalidated GeoJSON extra members
The MongoDB C# Driver writes GeoJSON extra members without checking whether their names collide with reserved GeoJSON members such as type and coordinates. An application that p…
Published: 2026-10-22 · CVSS: 5.3 · CVSS 4.0
The MongoDB C# Driver writes GeoJSON extra members without checking whether their names collide with reserved GeoJSON members such as type and coordinates. An application that places user-supplied field names into these extra members can store documents with duplicate geometry fields, so the server and the driver resolve different values for the same record. Affected records can also become unreadable through the driver, interrupting application code that reads them.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7