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Critical Windows OLE Zero-Click Vulnerability Let Attacker to Execute Arbitrary Code

A critical security flaw, CVE-2025-21298, in Microsoft’s OLE technology enables remote code execution through a zero-click vulnerability in Outlook. Attackers can exploit this memory corruption issue by sending malicious RTF emails, triggering the flaw when previewed. Affecting multiple Windows versions, Microsoft has released patches, and users are urged to apply them and take additional precautions to mitigate risks.

Source: cybersecuritynews.com –

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How to Root Out Malicious Employees

Insider threats pose one of the largest security risks to organizations, and often go unnoticed or unaddressed. Malicious and negligent employees can commit devastating acts,