Domain Spoofing Exploited in Phishing Attacks via Misconfigurations

Domain Spoofing Exploited in Phishing Attacks via Misconfigurations

First seen 7 Jan 2026, 13:39 UTC •Blogs.MicrosoftFeeds.FeedburnerVarindia •31.3

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ThreatCluster

Threat actors are exploiting complex routing scenarios and misconfigured protections to send spoofed phishing emails. These emails are designed to appear as if they were sent from legitimate internal domains, potentially compromising sensitive information for organizations. The attacks leverage technical vulnerabilities in domain configuration and routing.

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