Hackers backed by a powerful nation-state have been exploiting two zero-day vulnerabilities in Cisco firewalls in a five-month-long campaign that breaks into government networks around the world, ...

If you follow Cisco Systems (CSCO), there has been plenty to digest lately. The US Cybersecurity and Infrastructure Security Agency just issued urgent guidance to federal agencies after hackers were ...

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 is warning of a CVE-2023-20269 zero-day vulnerability in its Cisco Adaptive Security Appliance (ASA) and Cisco Firepower Threat Defense (FTD) that is actively exploited by ransomware operations ...

Cisco is warning about a critical remote code execution (RCE) vulnerability in the RADIUS subsystem of its Secure Firewall Management Center (FMC) software. Cisco FCM is a management platform for the ...

50,000 Cisco firewalls vulnerable to actively exploited RCE flaws CVE-2025-20333 and 20362 Cisco and CISA urge immediate patching; no workarounds available for affected ASA/FTD devices Shadowserver ...

A cybercriminal tricked a Cisco representative into granting them access to steal the personal information of Cisco.com users, the company said on Tuesday. Cisco said it discovered the breach on July ...