Russian state-sponsored hackers Fancy Bear (aka APT 28) are exploiting CVE-2026-21509, a Microsoft Office vulnerability for which Microsoft released an…
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Ukraine’s Computer Emergency Response Team (CERT) says that Russian hackers are exploiting CVE-2026-21509, a recently patched vulnerability in multiple versions of…
Ravie LakshmananJan 28, 2026Critical Infrastructure / Threat Intelligence The “coordinated” cyber attack targeting multiple sites across the Polish power grid…