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Cyber Awareness

Security research, ethical hacking tutorials, cybercrime case studies, and threat intelligence from the field.

CVE-2025-21298: Windows OLE Zero-Click RCE — Just Previewing an Email Triggers the Exploit CVE-2026-5176
Featured · 5 min read
CVE-2025-21298: Windows OLE Zero-Click RCE — Just Previewing an Email Triggers the Exploit
CVE-2025-21298 is a critical Windows OLE vulnerability with CVSS 9.8. Attackers send a malicious RTF email and viewing it in Outlook preview pane is enough to trigger remote…
Jul 22, 2026 Cyber Awareness
CVE-2025-21298 email attack OLE exploit Outlook security
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CVE-2024-4577: Critical PHP CGI Vulnerability on Windows Exploited by Ransomware Within Days CVE-2026-5174
Cyber Awareness
CVE-2024-4577: Critical PHP CGI Vulnerability on Windows Exploited by Ransomware Within Days
CVE-2024-4577 is a CVSS 9.8 argument injection in PHP CGI on Windows that bypasses the 12-year-old CVE-2012-1823 patch…
4 min
argument injection CGI exploit CVE-2024-4577
CVE-2024-6387 (regreSSHion): The Critical OpenSSH RCE That Threatened 14 Million Servers CVE-2026-5170
Cyber Awareness
CVE-2024-6387 (regreSSHion): The Critical OpenSSH RCE That Threatened 14 Million Servers
A signal handler race condition in OpenSSH allows unauthenticated remote code execution as root on millions of Linux…
5 min
CVE-2024-6387 ethical hacking Linux security