CVE-2026-20198

MEDIUM · CVSS 4.8 · EPSS 0.21% · CWE CWE-79

A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of an affected interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the browser of the targeted user or access sensitive, browser-based information.

CVE-2026-20198 is confirmed by Cisco as affecting 3 products, including Cisco Unified Computing System (Standalone), Cisco Unified Computing System E-Series Software (UCSE), and Cisco Enterprise NFV Infrastructure Software, via 1 advisory (CVSS 4.8; EPSS 0.2%).

3 products with CSAF evidence