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 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 -
Binary Defense Launches NightBeacon Detect with Detection Coverage Index
On April 14, 2026, Binary Defense announced the launch of NightBeacon Detect, a new module within its AI-driven SOC platform. This module introduces the Detection Coverage Index, which provides a confidence-based…
3 articles · Updated April 16, 2026 -
Microsoft Disrupts RedVDS Cybercrime Subscription Service
Microsoft, in collaboration with legal partners in the US and UK, has seized the infrastructure of the cybercrime subscription service RedVDS. This service has facilitated at least $40 million in fraud losses in the US…
4 articles · Updated January 14, 2026 -
KnowBe4 Updates on Cybersecurity Training and Compliance Content
In December 2025, KnowBe4 released updates focusing on training modules that cover various cyberthreats, including phishing and AI-powered social engineering. Additionally, in October 2025, KnowBe4 announced the launch…
3 articles · Updated January 9, 2026
Recent Intelligence Reports
- Detection Coverage That Actually Means Something for MDR Teams | news — Msspalert · April 16, 2026
- Criminal Subscription Service Behind AI-Powered Cyber — Infosecurity-Magazine · January 14, 2026
- Your KnowBe4 Fresh Content Updates from December 2025 — Blog.Knowbe4 · January 9, 2026
- Researchers warn of flaws that allow manipulation of Microsoft Teams messages — Cybersecuritydive · November 4, 2025