CVE-2026-18698
MEDIUM
NVD
CVSS Score
5.4
Severity
MEDIUM
Published
Aug 11, 2026
Vendor
unknown
Description
An issue in MongoDB Server could allow an authenticated user with a limited database-scoped role to perform an action against protected system collections that should require more specific privileges. This could result in exposure of collection metadata and, on certain deployment configurations, unauthorized modification of system collection data.