Microsoft Teams to warn of suspicious traffic with external domains

Microsoft is working on a new Teams security feature that will analyze suspicious traffic with external domains to help IT administrators tackle potential security threats. As explained in a Microsoft 365 roadmap update this week, the “External Domains Anomalies Report” will help admins protect their organizations without disrupting legitimate business communications. The new tool will do […]

Windows PowerShell now warns when running Invoke-WebRequest scripts

Microsoft says Windows PowerShell now warns when running scripts that use the Invoke-WebRequest cmdlet to download web content, aiming to prevent potentially risky code from executing. As Microsoft explains, this mitigates a high-severity PowerShell remote code execution vulnerability (CVE-2025-54100), which primarily affects enterprise or IT-managed environments that use PowerShell scripts for automation, since PowerShell scripts are […]

Microsoft releases Windows 10 KB5071546 extended security update

Microsoft has released the KB5071546 extended security update to resolve 57 security vulnerabilities, including three zero-day flaws. If you are running Windows 10 Enterprise LTSC or are enrolled in the ESU program, you can install this update like normal by going into Settings, clicking on Windows Update, and manually performing a ‘Check for Updates.’ Windows 10 KB5071546 updateSource: BleepingComputer As […]

Microsoft December 2025 Patch Tuesday fixes 3 zero-days, 57 flaws

Today is Microsoft’s December 2025 Patch Tuesday, which fixes 57 flaws, including one actively exploited and two publicly disclosed zero-day vulnerabilities. This Patch Tuesday also addresses three “Critical” remote code execution vulnerabilities. The number of bugs in each vulnerability category is listed below: 28 Elevation of Privilege Vulnerabilities 19 Remote Code Execution Vulnerabilities 4 Information Disclosure Vulnerabilities […]

Fortinet warns of critical FortiCloud SSO login auth bypass flaws

Fortinet has released security updates to address two critical vulnerabilities in FortiOS, FortiWeb, FortiProxy, and FortiSwitchManager that could allow attackers to bypass FortiCloud SSO authentication. Threat actors can exploit the two security flaws tracked as CVE-2025-59718 (FortiOS, FortiProxy, FortiSwitchManager) and CVE-2025-59719 (FortiWeb) by abusing improper verification of cryptographic signature weaknesses in vulnerable products via a […]

Ransomware gangs turn to Shanya EXE packer to hide EDR killers

Multiple ransomware gangs are using a packer-as-a-service platform named Shanya to help them deploy payloads that disable endpoint detection and response solutions on victim systems. Packer services provide cybercriminals with specialized tools to package their payloads in a way that obfuscates malicious code to evade detection by most known security tools and antivirus engines. The Shanya packer […]