CVE-2014-6261: Zenoss Core

High severity, CVSS 9.3. EPSS: 19.7% chance of exploitation in the next 30 days.

Zenoss Core through 5 Beta 3 does not properly implement the Check For Updates feature, which allows remote attackers to execute arbitrary code by (1) spoofing the callhome server or (2) deploying a crafted web site that is visited during a login session, aka ZEN-12657.

Affected products

• Zenoss Zenoss Core: up to and including 5.0.0; version 2.4.0 only; version 2.4.5 only; version 2.5.0 only; version 2.5.1 only; version 2.5.2 only; …

Published 2014-12-15. Last modified 2026-06-17.