CVE-2017-6734: Cisco Identity Services Engine

Medium severity, CVSS 5.4. EPSS: 0.9% chance of exploitation in the next 30 days.

A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) Software could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web interface of an affected device, related to the Guest Portal. More Information: CSCvd74794. Known Affected Releases: 1.3(0.909) 2.1(0.800).

Affected products

• Cisco Identity Services Engine: version 1.3(0.722) only; version 1.3(0.876) only; version 1.3(0.909) only; version 1.3(106.146) only; version 1.3(120.135) only; version 2.1(0.474) only; …

Published 2017-07-10. Last modified 2026-06-17.