CVE-2026-18687

No fix known EPSS <1%CVSS 7.1

MongoDB Server's handling of a Queryable Encryption maintenance operation did not properly validate certain request parameters against the collection's encrypted field configuration before use. An authenticated user with readWrite privileges could submit a specially formed request that leads to a server crash or excessive internal writes, resulting in resource exhaustion and corruption of encrypted index data.

Published 2026-08-11 · CVE record · OSV

Products: mongodb_server

Distro releases