CVE-2024-20487 Cisco Identity Services Engine Stored Cross-Site Scripting Vulnerabiliy
Authenticated attackers can inject malicious scripts into Cisco ISE web interface, enabling arbitrary code execution or data theft in victim browsers.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-20487?
CVE-2024-20487 is a medium-severity cross-site scripting vulnerability in Cisco Identity Services Engine, published on 6 Nov 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability in the web-based management interface of Cisco ISE could allow an authenticated, remote attacker to conduct a stored XSS attack against a user of the interface. This vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of an affected system. An attacker could exploit this vulnerability by injecting malicious code into specific pages of the interface. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information. To exploit this vulnerability, the attacker must have at least a low-privileged account on an affected device.
Weakness: CWE-79
Which versions are affected by CVE-2024-20487?
It affects 1 product.
Products include Cisco Identity Services Engine.
How do I fix CVE-2024-20487?
No fix has been published for CVE-2024-20487 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2024-20487 being exploited?
There is no known exploitation of CVE-2024-20487 in the wild and no public exploit code.
Other vulnerabilities in Cisco Identity Services Engine
- CVE-2026-76460 Cisco Identity Services Engine Incorrect Use of Privileged APIs
- CVE-2025-20337 Cisco Identity Services Engine Injection
- CVE-2025-20281 Cisco Identity Services Engine Injection
- CVE-2026-20130 Cisco Identity Services Engine Hardening Release - Improper Neutralization Vulnerabilities
- CVE-2026-20192 Cisco Identity Services Engine Hardening Release - Access Control Vulnerabilities
Sources
Also known as GHSA-gcp7-c8fr-5c36.