Microsoft Teams guest access could let hackers bypass some critical security protections

TechRadarFriday, November 28, 2025 at 2:23:00 PM
NegativeTechnology
Microsoft Teams guest access could let hackers bypass some critical security protections
  • Experts warn that Microsoft Teams' guest access feature may allow hackers to bypass critical security protections, urging organizations to limit guest invitations to trusted domains only. This vulnerability raises concerns about the security of sensitive information shared within Teams.
  • The potential for unauthorized access through guest accounts poses significant risks for organizations relying on Microsoft Teams for collaboration, as it could lead to data breaches and compromise sensitive communications.
  • This incident reflects a broader trend of increasing cyber threats, where hackers employ sophisticated tactics to exploit vulnerabilities in widely used platforms. The evolving nature of cyber attacks necessitates heightened vigilance and robust security measures to protect against unauthorized access and data theft.
— via World Pulse Now AI Editorial System

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