Cybersecurity Flash Notices

Warlock Ransomware Campaign — China-Linked Group Targets Water, Telecom & Government via SharePoint

The China-linked ransomware group Warlock is conducting an active campaign targeting critical infrastructure orgs across Spanish & Portuguese-speaking countries.

Apple CoreGraphics Zero-Day Remote Code Execution — Active Exploitation

Apple has released emergency security updates for iOS and iPadOS addressing CVE-2026-86950, a critical zero-day vulnerability in CoreGraphics.

Windows Defender Zero-Day Can Block Microsoft Antivirus Updates

A researcher has released a Windows Defender zero-day exploit that can prevent Microsoft Defender Antivirus from receiving signature and platform updates.

LG Smart TVs Discovered Recording Audio in Standby & Scanning Networks

A comprehensive investigation published by Gamers Nexus has documented covert data collection and network surveillance activities in LG OLED televisions.

Google Chrome 152 Released With 327 Security Fixes – 10 Critical Vulnerabilities

Google has released Chrome 152 with 327 security fixes, including 10 critical vulnerabilities affecting multiple browser components.

SynkLoader: New Malware Family Impersonates IT Support on Microsoft Teams for Credential Theft

Researchers identified a new multi-stage malware called SynkLoader being actively distributed in phishing campaigns targeting orgs via Microsoft Teams.

Microsoft Teams Impersonation and Chaos Ransomware Campaign

Avertium is tracking a ransomware campaign leveraging Microsoft Teams-based vishing, social engineering, and IT support impersonation to gain initial access to target environments.

Coordinated Attack on Rockwell MicroLogix PLCs Disrupts Water Systems Across 7+ States

A coordinated cyberattack targeted OT at water utilities across at least 7 states, with confirmed disruptions at 30+ Minnesota community water systems.

Critical Linux Kernel Vulnerability (qla2xxx Driver)

A critical vulnerability (CVSS 9.8) has been identified in the Linux kernel qla2xxx Fibre Channel (FC) driver.

Microsoft April 2026 Patch Tuesday – Multiple High-Impact Vulnerabilities

Microsoft’s April 2026 Patch Tuesday addresses 163+ vulnerabilities across Windows, Office, SharePoint, Microsoft Defender, and more.

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