CVE-2025-20240
Published: Sep 24, 2025
Modified: Sep 26, 2025
CVSS v3.1
6.1
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.
| Vendor | Product | Versions |
|---|---|---|
Cisco | Cisco IOS XE Software | affected 16.6.1affected 16.6.2affected 16.6.3affected 16.6.4affected 16.6.5+211 more versions |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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