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Threat Intelligence Report

When “Hi, This Is IT” Comes Through Microsoft Teams

📅 June 9, 2026 📰 unit42.paloaltonetworks.com 🔍 1 CVE(s) referenced

Threat actors are increasingly exploiting Microsoft Teams’ external chat features to impersonate IT staff and launch convincing social engineering attacks, bypassing traditional email defenses and targeting organizations’ trusted collaboration channels.

vendor
CVE-2026-0257

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