Improper privilege management in MongoDB Server - CVE-2026-18702
Published: August 18, 2026
Vulnerability identifier: #VU144143
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-18702
CWE-ID: CWE-269
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to modify server-wide diagnostic logging settings.
The vulnerability exists due to improper privilege management in the profile command when handling requests to change diagnostic logging settings. A remote user can issue a crafted profile command to modify server-wide diagnostic logging settings.
This may suppress diagnostic logging across the server or cause excessive log volume that degrades operational monitoring.
Affected software
MongoDB Server
How to mitigate CVE-2026-18702
Install security update from vendor's website.
MongoDB Server - addressed in versions 7.0.40, 8.0.29, 8.3.8