Related Threat Clusters
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Critical Vulnerabilities in Microsoft Teams Allow Executive Impersonation and Message Manipulation
Check Point Research identified four critical vulnerabilities in Microsoft Teams that enable attackers to impersonate executives, manipulate messages, and spoof notifications. Both external hackers and malicious…
5 articles · Updated November 5, 2025 -
Microsoft Teams Vulnerabilities Targeted by APT Groups and Cybercriminals
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…
2 articles · Updated November 4, 2025 -
Microsoft Teams Guest Access Vulnerability Exposes Users to Security Risks
A report from Ontinue reveals that Microsoft Teams' guest access feature allows users to accept invitations from external organizations, which results in the loss of their Defender for Office 365 protections. This…
23 articles · Updated November 28, 2025 -
Microsoft Teams Vulnerabilities Targeted by APT Groups
Recent vulnerabilities in Microsoft Teams have been exploited by advanced persistent threat (APT) groups and financially motivated cybercriminals. Key technical details include the identification of CVE-2024-38197,…
2 articles · Updated November 4, 2025
Recent Intelligence Reports
- Check Point Research announces updated findings on Microsoft Teams vulnerabilities — Businessghana · November 5, 2025
- Researchers warn of flaws that allow manipulation of Microsoft Teams messages — Cybersecuritydive · November 4, 2025
- Invasion of the message body snatchers! Teams flaw allowed crims to impersonate the boss — Theregister · November 4, 2025
- Exploiting Trust in Collaboration: Microsoft Teams Vulnerabilities Uncovered — Itvoice.In · November 4, 2025