As many as 2 million Cisco devices affected by actively exploited 0-day

As many as 2 million Cisco devices are susceptible to an actively exploited zero-day that can remotely crash or execute code on vulnerable systems.

Cisco said Wednesday that the vulnerability, tracked as CVE-2025-20352, was present in all supported versions of Cisco IOS and Cisco IOS XE, the operating system that powers a wide variety of the company’s networking devices. The vulnerability can be exploited by low-privileged users to create a…