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#email attack

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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