Security News Cisco Fixes Actively Exploited Zero-Day CVE-2026-20045 in Unified CM and Webex TheHackerNews Daniel Bender 21 Jan 2026 Cisco fixes actively exploited CVE-2026-20045 zero-day enabling unauthenticated RCE in Unified CM and Webex; CISA sets Feb 11, 2026 deadline.
