Frequency
3
occurrences
First Seen
February 4, 2026
Last Seen
February 4, 2026
Related Threat Clusters
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Cyberattacks Target Ukraine and EU via Microsoft Office Vulnerability
CERT-UA has reported a new wave of cyberattacks targeting Ukrainian government agencies and EU organizations, exploiting the Microsoft Office vulnerability CVE-2026-21509. Attackers are using malicious emails disguised…
59 articles · Updated February 2, 2026
Recent Intelligence Reports
- Hackers Exploit Zero-Day Vulnerability in Microsoft Office for Attacks — Uk.News.Yahoo · February 4, 2026
- Russian Hackers Exploit Microsoft Office Flaw to Steal Emails — Petri · February 4, 2026
- Russian hackers exploited a critical Office bug within days of disclosure — Csoonline · February 4, 2026