Two medium-severity vulnerabilities, an unsecured email API endpoint and verbose error messages exposing OAuth tokens, chain together to enable authenticated phishing that bypasses all email security controls, persistent access to Microsoft 365 environments While protocols like SPF, DKIM, and DMARC have made traditional domain spoofing difficult, attackers have evolved. They now seek ways to send […]

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Mayura Kathir

Source: gbHackers
Source Link: https://gbhackers.com/microsoft-365-breach/