CVE-2026-9100 — Heap memory out of bounds read and crash in C Driver legacy GridFS file reader
The MongoDB C Driver's legacy GridFS API accepts malformed file metadata from the database without adequate validation. Crafted documents in a GridFS collection may cause any ap…
Published: 2026-05-20 · CVSS: 6.0 · CVSS 4.0
The MongoDB C Driver's legacy GridFS API accepts malformed file metadata from the database without adequate validation. Crafted documents in a GridFS collection may cause any application that reads those files via the legacy API to either crash (via a division-by-zero) or silently leak process memory contents (via an out-of-bounds read).
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7