Related Threat Clusters
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Microsoft Word Vulnerability CVE-2026-21514 Exposes Millions to Malware Attacks
CVE-2026-21514 is a security feature bypass vulnerability in Microsoft Word, disclosed on February 10, 2026. This flaw allows attackers to exploit nearly 14 million assets across seven Tier 1 countries, primarily in the…
5 articles · Updated March 18, 2026 -
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 -
Emergency Patch Released for Microsoft Office Due to Exploited Vulnerability
Microsoft has issued an emergency patch for a vulnerability, CVE-2026-21509, affecting Microsoft 365 Apps for Enterprise and Office 2019 and 2016. The flaw is currently being exploited in phishing attacks targeting…
1 article · Updated January 26, 2026 -
Microsoft Addresses Six Actively Exploited Zero-Day Vulnerabilities
On February 10, 2026, Microsoft released a security update addressing 59 vulnerabilities, including six zero-day flaws that were actively exploited prior to the patch. The vulnerabilities affect various Microsoft…
70 articles · Updated February 10, 2026 -
Critical Windows Shell Zero-Day Vulnerability Exploited
Microsoft has released updates to address a critical zero-day vulnerability in Windows Shell, tracked as CVE-2026-21510, which is actively being exploited. This security flaw allows remote attackers to bypass essential…
5 articles · Updated February 11, 2026
Recent Intelligence Reports
- FAQ on CVE-2026-21514: OLE bypass N — Tenable · March 17, 2026
- Patch Tuesday - February 2026 — Rapid7 · February 11, 2026
- Fancy Bear Exploits Microsoft Office Flaw in Ukraine, EU Cyber — Infosecurity-Magazine · February 2, 2026
- Emergency Patch Issued for Microsoft Office, 365 Over Hacking Threat — Uk.Pcmag · January 26, 2026