CVE-2026-21509

#CVE-2026-21509

5 articles tagged
Russian APT28 Hackers Exploit Microsoft Office Zero-Day in Government Attacks
Vulnerabilities

Russian APT28 Hackers Exploit Microsoft Office Zero-Day in Government Attacks

2/2/2026
Microsoft Issues Emergency Patch for Actively Exploited Office Zero-Day Vulnerability
Vulnerabilities

Microsoft Issues Emergency Patch for Actively Exploited Office Zero-Day Vulnerability

1/28/2026
Microsoft Office Zero-Day CVE-2026-21509 Forces Emergency Patch as Active Exploitation Detected
Vulnerabilities

Microsoft Office Zero-Day CVE-2026-21509 Forces Emergency Patch as Active Exploitation Detected

1/27/2026
Critical Microsoft Vulnerability Exposes Systems to Remote Code Execution
Vulnerabilities

Critical Microsoft Vulnerability Exposes Systems to Remote Code Execution

1/27/2026
Microsoft Rushes Emergency Patches for Actively Exploited Office Zero-Day Vulnerability
Vulnerabilities

Microsoft Rushes Emergency Patches for Actively Exploited Office Zero-Day Vulnerability

1/27/2026

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