CVE-2026-18690 — Improper Authorization in MongoDB Server Allows Unauthorized Actions on System Collections
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 their assigned pr…
Published: 2026-08-11 · CVSS: 7.2 · CVSS 4.0
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 their assigned privileges should not permit. This could result in critical system collections being dropped and recreated without proper authorization.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7