Cisco warned customers today of an unpatched, maximum-severity Cisco AsyncOS zero-day actively exploited in attacks targeting ...

On Monday, Cisco reported that a critical zero-day vulnerability in devices running IOS XE software was being exploited by an unknown threat actor who was using it to backdoor vulnerable networks.

Cisco notified customers this week to patch a critical vulnerability that could allow attackers to bypass authentication and login into the web management interface of Cisco email gateway appliances ...

Cisco Systems has agreed to acquire the online meeting company WebEx Communications for about $3.2 billion in cash, a takeover that furthers Cisco’s push beyond its core market for networking gear and ...

New vulnerabilities found in Cisco internal testing allow remote access and scripting that could lead to the loss of sensitive user data. Cisco has issued alerts for a vulnerability found in its email ...