Show Notes - 2026-04-21
Stories Covered
April 21, 2026Today:CISA Adds Eight Exploited Vulnerabilities to KEV Catalog [Critical Alerts]Apache ActiveMQ Code Injection (CVE-2026-34197) [Critical Alerts]Windows Task Host Privilege Escalation (CVE-2025-60710) [Critical Alerts]Microsoft Defender BlueHammer Zero-Day (CVE-2026-33825) [Critical Alerts]Axios npm Supply Chain Compromise [Critical Alerts]Gentlemen Ransomware Deploys SystemBC Botnet [Ransomware & Extortion]Adaptavist Group Breach Spawns Imposter Emails [Ransomware & Extortion]Florida Ransomware Negotiator Pleads Guilty [Ransomware & Extortion]Minidoka Memorial Hospital Cyberattack [Ransomware & Extortion]Microsoft Teams Abused in Helpdesk Impersonation Attacks [Business & Infrastructure Threats]Vercel Breach via Context.ai AI Tool Compromise [Business & Infrastructure Threats]Splunk Enterprise/Cloud Platform RCE (CVE-2026-20204) [Business & Infrastructure Threats]Booking.com Data Breach [Business & Infrastructure Threats]McGraw-Hill Data Breach via Salesforce [Business & Infrastructure Threats]Basic-Fit Gym Chain Data Breach [Business & Infrastructure Threats]Seiko USA Website Defaced [Business & Infrastructure Threats]Microsoft Credential Elimination and Managed Identities [Windows / AD Security]Windows Server April Update Causes Domain Controller Restart Loop [Windows / AD Security]Scattered Spider Leader Pleads Guilty [General Security News]AI-Driven Breach of Mexican Government Agencies [General Security News]Fake Claude AI Pro Installer Delivers PlugX [General Security News]AI Agent Prompt Injection Hijacks GitHub Workflows [General Security News]WordPress Supply Chain Compromise [General Security News]China's Apple App Store Crypto Wallet Scam [General Security News]NGate Android Malware Steals NFC Payment Data [General Security News]WAV Files as Malware Delivery Vector [General Security News]Anthropic MCP Design Flaw Enables RCE [Vulnerability Disclosures]SGLang RCE via Malicious GGUF Model Files (CVE-2026-5760) [Vulnerability Disclosures]Google Antigravity AI Agent Sandbox Escape [Vulnerability Disclosures]BePrime Cybersecurity Company Breach [Vulnerability Disclosures]GreyNoise Traffic Surges Predict Edge Device Vulnerabilities [Vulnerability Disclosures]CVEs Referenced
CVE-2023-27351, CVE-2024-27198, CVE-2024-27199, CVE-2024-34359, CVE-2025-2749, CVE-2025-32975, CVE-2025-48700, CVE-2025-60710, CVE-2025-61620, CVE-2026-20122, CVE-2026-20128, CVE-2026-20133, CVE-2026-20204, CVE-2026-33825, CVE-2026-34197, CVE-2026-5760
Indicators of Compromise
Sfrclak[.]com