ZDI-26-580: Cisco Identity Services Engine Missing Authentication for Critical Function Information Disclosure Vulnerability

Published Aug 13, 2026
·
Updated

The vulnerability allows remote attackers to disclose sensitive information on affected installations of Cisco Identity Services Engine. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.5. The following CVEs are assigned: CVE-2026-20190.

Affected Software

1 affected component
Cisco Identity Services Engine

Event History

Aug 13, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
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ZDI-26-580 - Cisco Identity Services Engine Missing Authentication for Critical Function Information Disclosure Vulnerability - SecAlerts