CVE-2021-3456: Theforeman Smart Proxy Salt

High severity, CVSS 7.1. EPSS: 0.2% chance of exploitation in the next 30 days.

An improper authorization handling flaw was found in Foreman. The Salt plugin for the smart-proxy allows foreman clients to execute actions that should be limited to the Foreman Server. This flaw allows an authenticated local attacker to access and delete limited resources and also causes a denial of service on the Foreman server. The highest threat from this vulnerability is to integrity and system availability.

Affected products

• Theforeman Smart Proxy Salt: up to and including 2.1.5

Published 2022-03-30. Last modified 2026-06-17.