Microsoft Windows Update Disrupts VPN Connectivity

First seen 19 Dec 2025, 17:03 UTC • Forbes

•22

Article Content

Include sub-articles 1 / 1

Browse articles

ThreatCluster

Microsoft has confirmed that a recent Windows security update has caused issues with VPN connections. Users are experiencing disruptions in VPN access, affecting their ability to connect securely. This incident follows previous update failures reported by Microsoft.

How this analysis works

Continue Reading

Microsoft Office 0-day Vulnerability CVE-2026-21509 Exploited; Emergency Fix Released APT28 Exploits Zimbra Vulnerability in Ongoing Attacks Against Ukraine Microsoft SharePoint Attacks: Over 400 Victims Including US Agencies Russian SVR Exploits SolarWinds and Other Vulnerabilities Against U.S. Networks FortiWeb WAF Vulnerability Enables Full Admin Control Exploitation Widespread DNS Poisoning Campaign Targets Hotel Wi-Fi to Steal Credentials

Microsoft Windows Update Disrupts VPN Connectivity

Article Content

More articles in this cluster

Attack Flow

Defensive Countermeasures

Extracted Entities

Continue Reading