Cisco fixes actively exploited CVE-2026-20045 zero-day enabling unauthenticated RCE in Unified CM and Webex; CISA sets Feb 11, 2026 deadline.

Cisco has fixed a critical Unified Communications and Webex Calling remote code execution vulnerability, tracked as ...

Cisco patched a critical exploit affecting some of its communication-based products. Designated as CVE-2026-20045, the vulnerability allows bad actors to run arbitrary commands on an affected device’s ...

The RCE flaw lets remote attackers gain root on affected systems with no user interaction. Cisco has released multiple ...

Cisco has released urgent security updates to patch a critical zero-day vulnerability in its Unified Communications and Webex ...

The vendor also issued a patch schedule for the still-unpatched bug in its Secure Boot trusted hardware environment, which affects most of its enterprise and SMB portfolio, amounting to millions of ...