SecurityWeek Briefing

 "'Underminr' vulnerability lets attackers hide malicious connections behind trusted domains."

Views expressed in this cybersecurity, cyber crime update are those of the reporters and correspondents.  Accessed on 23 May 2026, 2259 UTC.

Content and Source:  "SecurityWeek Briefing."

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Russ Roberts (https://www.hawaiicybersecurityjournal.net).

YOUR NEW WEEKLY RECAP – THE SECURITYWEEK DEBRIEF

May 23, 2026

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‘Underminr’ Vulnerability Lets Attackers Hide Malicious Connections Behind Trusted Domains GitHub Confirms Hack Impacting 3,800 Internal Repositories Microsoft Patches Exploited Defender Zero-Days Anthropic Silently Patches Claude Code Sandbox Bypass Microsoft Rolls Out Mitigations for ‘YellowKey’ BitLocker Bypass Over 320 NPM Packages Hit by Fresh Mini Shai-Hulud Attack Verizon DBIR 2026: Vulnerability Exploitation Overtakes Credential Theft as Top Breach Vector Supply Chain Security Crisis: Too Many Vulnerabilities, Too Little Visibility Cisco Patches Critical Vulnerability in Secure Workload Now On-Demand: Threat Detection & Incident Response 2026 Summit - View Presentations

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More Headlines from the Week

‘First VPN’ Cybercrime Service Disrupted, Administrator Arrested TrendAI Patches Apex One Zero-Day Exploited in the Wild Grafana Codebase Stolen via Supply Chain Attack Canadian Man Arrested for Operating Kimwolf Botnet In Other News: Industrial Router Exploitation, CISA KEV Nomination Form, Gas Station Hacking Google’s Surge in Chrome Vulnerability Discoveries Likely Driven by AI Socket Raises $60M at $1 Billion Valuation Apple Rejected 2 Million App Store Submissions in 2025 for Security and Fraud Prevention Drupal Patches Highly Critical Vulnerability Exposing Websites to Hacking Ocean Emerges From Stealth With $28M for Agentic Email Security Platform AI-Powered App Attacks Are Faster, More Frequent and Harder to Stop 1Password Teams With OpenAI to Stop AI Coding Agents From Leaking Credentials Real-World ICS Security Tales From the Trenches Caught Off Guard: Securing AI After It Hits Production Quantum Bridge Raises $8M for Quantum-Safe Key Distribution Solution Microsoft Disrupts Malware-Signing Service Run by ‘Fox Tempest’ Legacy Windows Tool MSHTA Fuels Surge in Silent Malware Attacks Unpatched ChromaDB Vulnerability Can Lead to Server Takeover Vulnerability Exposes Industrial Robot Fleets to Hacking Drupal to Patch Highly Critical Vulnerability at Risk of Quick Exploitation PoC Released for DirtyDecrypt Linux Kernel Vulnerability 201 Arrested in Crackdown on Cybercrime in Middle East, North Africa Cyber Resilience is the New Business Continuity Plan B1ack’s Stash Marketplace Gives Away 4.6 Million Stolen Credit Cards Exploitation of Critical NGINX Vulnerability Begins Millions Impacted Across Several US Healthcare Data Breaches ‘Claw Chain’ OpenClaw Flaws Allow Sandbox Escape, Backdoor Delivery 7-Eleven Data Breach Confirmed After ShinyHunters Ransom Demand Researcher Drops MiniPlasma Windows Exploit for Unpatched 2020 CVE First Shai-Hulud Worm Clones Emerge Grafana Confirms Breach After Hackers Claim They Stole Data Hackers Earn $1.3 Million at Pwn2Own Berlin 2026 PoC Code Published for Critical NGINX Vulnerability

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