Tag: Cyber Security News

Cisco SD-WAN vManage Vulnerability Exploited in Zero-Day Attacks

Cisco has disclosed a critical security issue in its Catalyst SD-WAN Manager (formerly vManage) that is now being actively exploited in zero-day attacks, raising concerns for enterprise network environments worldwide. The vulnerability, tracked as CVE-2026-20262, is an arbitrary-file-write flaw in…

Microsoft Site Showing Warning Following Certificate Expiry

Microsoft seems to have failed certificate management after a domain used by sysadmins globally to test connectivity to Microsoft 365 started generating untrusted connection warnings in browsers on Monday. The connectivity.office.com domain a widely relied-upon tool for IT professionals to…