Cisco announced patches for CVE-2026-20045, a zero-day vulnerability in Unified CM that has been targeted by hackers.

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

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

Mass scanning is underway for CVE-2026-20045, which Cisco tagged as critical because successful exploitation could lead to a ...

Cisco released fixes for CVE-2025-20393, a CVSS 10.0 zero-day RCE flaw in AsyncOS exploited by a China-linked APT via email ...

This is a threat to security - and to the weekend for some unlucky netadmins Cisco finally delivered a fix for a maximum-severity bug in AsyncOS that has been under attack for at least a month.… The ...

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

Cisco finally patched a maximum-severity AsyncOS zero-day exploited in attacks targeting Secure Email Gateway (SEG) ...

Cisco patched an Email Gateway and Secure Email zero-day exploited by Chinese hackers to deploy the AquaShell backdoor.

This story was originally published on Cybersecurity Dive. To receive daily news and insights, subscribe to our free daily Cybersecurity Dive newsletter. A vulnerability that can lead to denial of ...