Dossier
single sign-on
Coverage of single sign-on in the Nexus archive.
- Cisco Patches Four Critical Identity Services, Webex Flaws Enabling Code Execution
Cisco has released patches for four critical security vulnerabilities in Identity Services and Webex Services, which could allow arbitrary code execution and user impersonation. The most severe flaw, CVE-2026-20184, involves improper certificate validation in single sign-on (SSO) integration.