Vulnerabilities Microsoft Patches Two Dozen RCE Flaws in Office In addition to RCE flaws, Microsoft fixed multiple information disclosure bugs and a security bypass issue in Office. Ionut Arghire1 day ago
Malware & Threats Russia’s APT28 Rapidly Weaponizes Newly Patched Office Vulnerability The attacks targeting Europe were analyzed by Ukraine’s CERT-UA and the cybersecurity company Zscaler. Eduard KovacsFebruary 3, 2026
Vulnerabilities Microsoft Patches Office Zero-Day Likely Exploited in Targeted Attacks The vulnerability is tracked as CVE-2026-21509 and it can be exploited to bypass security features. Eduard KovacsJanuary 27, 2026
Vulnerabilities Microsoft Temporarily Disables SketchUp Support After Discovery of 117 Vulnerabilities Zscaler identified 117 vulnerabilities in Microsoft 365’s support for SketchUp files and bypassed initial patches. Ionut ArghireNovember 2, 2023
Malware & Threats Microsoft Office to Block XLL Add-ins From Internet Microsoft plans to improve the protection of Office users by blocking XLL add-ins from the internet. Ionut ArghireJanuary 24, 2023