Vulnerabilities Researcher threatens July Windows exploit release after Microsoft dispute May 29, 2026 Security researcher claims to have additional zero-day exploits following public disagreement with Microsoft over vulnerability… Read More
Vulnerabilities Microsoft Criticises Public Zero-Day Disclosures After GitHub Account Removal May 28, 2026 Software giant reinforces coordinated disclosure policy following researcher's public vulnerability releases. Read More
Security Incidents Microsoft Copilot Cowork Vulnerability Enables Data Exfiltration via Email May 27, 2026 Security flaw allows attackers to steal OneDrive files through prompt injection and automated email messages… Read More
Vulnerabilities Microsoft Mitigates YellowKey BitLocker Bypass Vulnerability CVE-2026-45585 May 26, 2026 The company has released a mitigation for the publicly disclosed zero-day flaw that allows attackers… Read More
Security Incidents Microsoft Disrupts Malware-Signing Service Used in Ransomware Attacks May 21, 2026 Fox Tempest threat actor exploited Microsoft's Artifact Signing system to deliver signed malware to thousands… Read More
Government Advisory CISA adds seven known exploited vulnerabilities to catalog May 21, 2026 Five legacy Microsoft flaws from 2008-2010 join two current Microsoft Defender vulnerabilities on federal remediation… Read More
Security Incidents Microsoft disrupts illegal code-signing operation targeting thousands of US victims May 20, 2026 Tech giant shuts down malware signing service used by ransomware groups to bypass security controls. Read More
Vulnerabilities Microsoft patches 30 critical vulnerabilities in May update May 15, 2026 Patch Tuesday delivers significant workload for administrators but no zero-day exploits reported Read More