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13 articles tagged with "Russia"

APT28 Weaponized Office Zero-Day in Three Days Flat
Threat Intelligence3 min read

APT28 Weaponized Office Zero-Day in Three Days Flat

Operation Neusploit saw Russia's APT28 exploit CVE-2026-21509 against 60+ Ukrainian targets within 72 hours of Microsoft's disclosure, delivering MiniDoor and BEARDSHELL backdoors.

Alex KowalskiFeb 5, 2026