CVE-2013-4650: MongoDB

Medium severity, CVSS 6.5. EPSS: 1.7% chance of exploitation in the next 30 days.

MongoDB 2.4.x before 2.4.5 and 2.5.x before 2.5.1 allows remote authenticated users to obtain internal system privileges by leveraging a username of __system in an arbitrary database.

Affected products

• MongoDB MongoDB: version 2.4.0 only; version 2.4.1 only; version 2.4.2 only; version 2.4.3 only; version 2.4.4 only; version 2.5.0 only

Published 2013-07-04. Last modified 2026-06-16.