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Vulnerability in Cisco Identity Services Engine (ISE) 

Indian – Computer Emergency Response Team (https://www.cert-in.org.in)

Severity Rating: MEDIUM

Systems Affected

Cisco ISE

Overview

A vulnerability has been reported in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an  authenticated, remote attacker to conduct a stored cross-site scripting (XSS) attack against a user of the interface.

Target Audience: 

All IT administrators and individuals responsible for maintaining and updating in Software.

Risk Assessment:

High risk of data manipulation and service disruption.

Impact Assessment:

Potential impact on confidentiality, integrity, and availability of the system.

Description

This vulnerability exists due to the 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.

Successful exploitation of this vulnerability could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.

Solution

Apply appropriate updates as mentioned in Cisco Advisory

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-xss-9TDh2kx

Vendor Information

CISCO

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-xss-9TDh2kx

References

CISCO

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-xss-9TDh2kx

CVE Name

CVE-2026-20076

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Thanks and Regards,

CERT-In

Incident Response Help Desk

e-mail: incident@cert-in.org.in

Phone: +91-11-22902657

Toll Free Number: 1800-11-4949

Toll Free Fax : 1800-11-6969

Web: http://www.cert-in.org.in

PGP Fingerprint: A768 083E 4475 5725 B81A A379 2156 C0C0 B620 D0B4

PGP Key information:

https://www.cert-in.org.in/s2cMainServlet?pageid=CONTACTUS

Postal address:

Indian Computer Emergency Response Team (CERT-In)

Ministry of Electronics and Information Technology

Government of India

Electronics Niketan

6, C.G.O. Complex

New Delhi-110 003

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