CVE-2022-20719: Cisco IOS XE

High severity, CVSS 7.2. EPSS: 2.7% chance of exploitation in the next 30 days.

Multiple vulnerabilities in the Cisco IOx application hosting environment on multiple Cisco platforms could allow an attacker to inject arbitrary commands into the underlying host operating system, execute arbitrary code on the underlying host operating system, install applications without being authenticated, or conduct a cross-site scripting (XSS) attack against a user of the affected software. For more information about these vulnerabilities, see the Details section of this advisory.

Affected products

• Cisco IOS XE: version 16.3.1 only; version 16.3.1a only; version 16.3.2 only; version 16.3.3 only; version 16.3.4 only; version 16.3.5 only; …

Published 2022-04-15. Last modified 2026-06-17.