Cisco is warning that some of its products have a zero-day vulnerability that is now being actively exploited in attacks.

Government agencies in the U.S. and Japan say that a group known as BlackTech has been observed compromising Cisco routers and installing backdoors for maintaining access. Hackers linked to the People ...

Cisco (Nasdaq:CSCO) is urging customers to patch for a maximum-severity flaw affecting its IOS XE Software for Wireless controllers. The flaw, tracked as CVE-2025-20188, received a severity rating of ...

An old Chinese state-linked threat actor has been quietly manipulating Cisco routers to breach multinational organizations in the US and Japan. "BlackTech" (aka Palmerworm, Temp.Overboard, Circuit ...

Cisco fixed a denial of service flaw in its Cisco ASA and Firepower Threat Defense (FTD) software, which was discovered during large-scale brute force attacks against Cisco VPN devices in April. The ...

Cisco has fixed a maximum severity flaw in IOS XE Software for Wireless LAN Controllers by a hard-coded JSON Web Token (JWT) that allows an unauthenticated remote attacker to take over devices. This ...

In addition to the company’s innovation strategy bend, some of the topics Cisco CEO Chuck Robbins discussed with us last week after the company’s Q1 earnings were Cisco’s increasing software revenue, ...

A vulnerability affecting Cisco operating systems could enable attackers to take full control of affected devices, execute arbitrary code, and cause reloads that trigger denial of service (DoS) ...

Cisco has released free software updates to address two vulnerabilities affecting the web user interface (UI) feature of its IOS XE software, which are now available via the Cisco Software Download ...