Cisco Patches Four Critical Identity Services, Webex Flaws Enabling Code Execution

Published: 3 weeks ago (April 16, 2026 at 07:27 AM EDT)

1 min read

Source: The Hacker News

Cisco has announced patches to address four critical security flaws impacting Identity Services and Webex Services that could result in arbitrary code execution and allow an attacker to impersonate any user within the service.

Vulnerabilities

CVE-2026-20184

CVSS score: 9.8
An improper certificate validation in the integration of single sign-on (SSO).

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