CVE-2025-20240
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 devic
Severity
Medium 6.1
CVSS 3.1
Exploited
Not listed
EPSS
0.003
19.3th percentile
Discovered by
Third party
Published by the vendor
Published
Sep 24, 2025
Assigned by cisco
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.
Weakness: CWE-692
Affected products
| Vendor | Product | Category | Matched by |
|---|---|---|---|
| Cisco | Cisco IOS XE Software | Routing & Switching | cna-assigner |
Vendor-reported affected versions (1)
- Cisco · Cisco IOS XE Software