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SecurityWeek Briefing – Cybersecurity News Headlines
• Microsoft Patches Record 1,413 Vulnerabilities, Including Exploited Windows Zero-Day • OpenAI Employee Arrested After Listening Device Found in Conference Room, FBI and the Company Say • Ivanti Zero-Day Chain Gave Attackers Root Access to Fully Patched VPN • AI Agents Navigate Unfamiliar OT Systems and Move Equipment in Minutes, Booz Allen Finds • ICS Patch Tuesday: Siemens Issues 17 Advisories, Rockwell Fixes ArmorBlock Takeover Flaw • Microsoft Disrupts Chinese-Language Phishing Market Behind 1B+ Messages • Virtual Event Today: Zero Trust Strategies Summit 2026 • SAP Patches Critical NetWeaver, S/4HANA Vulnerabilities • Chrome, Firefox Updates Patch 114 Flaws as Mozilla Unveils Firefox Enterprise • Citrix, Fortinet, Ivanti Patch 29 Vulnerabilities Across Their Products • Harmonic Security Raises $50M for Workforce AI Protection • US Arrests Two in Crackdown on North Korean IT Worker Laptop Farms • Cyberattack Prompts Grocery Giant Ahold Delhaize to Disconnect Systems • Meta Says Hackers Took Code, Personal Data of 1,500 in GitHub Breach • Adobe Patches 140 Vulnerabilities Across 10 Products