Cisco Warns Webex Customers Of Critical SSO Problem

Cybersecurity Today · Apr 17, 2026 · 1m

WebEx SSO Vulnerability, booking.com Reservation Hijacking Risks, Windows Recall Scrutiny, and AI Vishing-as-a-Service Host Jim Love reports that Cisco disclosed a critical WebEx vulnerability (CVE-2026-2184) affecting SSO integration with Control Hub; although server-side fixes are applied and no exploitation is seen, SSO customers must update SAML certificate configuration to avoid disruption when the old certificate expires, amid recent Cisco firewall zero-day exploitation (CVE-2026-2131) tied to interlock ransomware. A booking.com breach exposed some customers' reservation data (names…