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Microsoft Teams Vulnerabilities Targeted by APT Groups and Cybercriminals

First seen 5 Nov 2025, 17:08 UTC • •

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ThreatCluster •March 12, 2026 at 13:27 UTC

Recent research has identified vulnerabilities in Microsoft Teams that are being exploited by advanced persistent threat (APT) groups and financially motivated cybercriminals. The vulnerabilities, including CVE-2024-38197, affect collaboration tools and could lead to unauthorized access and data breaches. Organizations using Microsoft Teams are advised to implement security measures to mitigate these risks.

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