Critical Vulnerability Identified in Microsoft Outlook
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📧💻 Critical Remote Code Execution Vulnerability Discovered in Microsoft Outlook. A newly identified vulnerability, CVE-2025-21298, poses a critical risk of remote code execution through Microsoft Outlook, allowing attackers to exploit the flaw without requiring user interaction. The vulnerability is classified as remotely exploitable, meaning it can be targeted over the internet, and it results in a total loss of confidentiality and integrity of the affected system. Microsoft recommends users configure Outlook to read emails in plain text to mitigate risks, as exploitation could occur via specially crafted emails. Currently, no public exploit code exists, but the urgency for remediation is high, with an official fix expected to be released.
