In recent incidents, CISA has seen malicious cyber actors acquire system configuration files by leveraging available protocols or software on devices, such as abusing the legacy Cisco Smart Install ...

A high-severity flaw could give attackers full control of Cisco routers or switches. Cisco has patched a high-severity vulnerability in its software for routers and switches, which could enable a ...

Cisco warns CVE-2026-20127 (CVSS 10.0) in SD-WAN is exploited since 2023 to gain admin access; CISA adds it to KEV and mandates urgent fixes.

CISA warns of significant cyberattack threat targeting networks, Cisco confirms 10/10 zero-day authentication bypass vulnerability already being exploited.

Internet phones sold by Cisco Systems are vulnerable to stealthy hacks that turn them into remote bugging devices that eavesdrop on private calls and nearby conversations. The networking giant warned ...

Cisco has patched today three dangerous bugs in one of its most popular products, the Cisco Small Business 220 Series of smart switches. Of the three, the first two are the most dangerous because they ...