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 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.
Scoring
- Severity
- MEDIUM
- CVSS base score
- 6.1
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- EPSS probability
- 0.29%
- CWE
- CWE-692
- Published
- 2025-09-24
- Last modified
- 2026-03-12
Affected products
- Cisco Cisco IOS XE Software
- Cisco Cisco IOS XE Software
- Cisco Cisco IOS XE Software
- Cisco Cisco IOS XE Software
- Cisco Cisco IOS XE Software
- Cisco Cisco IOS XE Software
- Cisco Cisco IOS XE Software
- Cisco Cisco IOS XE Software
Weakness type
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