Signed malware impersonating workplace apps deploys RMM backdoors

In February 2026, Microsoft Defender Experts identified multiple phishing campaigns attributed to an unknown threat actor. The campaigns used workplace meeting lures, PDF attachments, and abuse of legitimate binaries to deliver signed malware. Phishing emails directed users to download malicious...

Zoom Fixes High-Risk Flaw in Latest Update

Zoom fixes multiple security bugs in Workplace Apps, including a high-risk flaw. Users are urged to update to…...

CVE-2024-39819

Integrity check in the installer for some Zoom Workplace Apps and SDKs for Windows may allow an authenticated user to conduct a privilege escalation via local access...