Security Advisory

CVE-2025-20240

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2025-09-24 17:14:34

Last updated 2025-09-26 17:12:35

Assigner cisco

CVSS score 6.1

State PUBLISHED

Description

A vulnerability in the Web Authentication feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to conduct a reflected cross-site scripting attack (XSS) on an affected device. This vulnerability is due to improper sanitization of user-supplied input. An attacker could exploit this vulnerability by persuading a user to click a malicious link. A successful exploit could allow the attacker to execute a reflected XSS attack and steal user cookies from the affected device.

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