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VU
CRITICAL
Vulnerabilities
CVE-2026-42897: Microsoft Exchange Server Zero-Day Exploited in Wild
Microsoft warns of CVE-2026-42897, a critical Exchange Server zero-day exploited in the wild. Implement Extended Protection mitigations immediately to secure systems.
Runtime Rebel Intel
3 min read·May 15, 2026
TH
HIGH
Threat Intel
Kerberos Relay Attacks via DNS CNAME Abuse: Detection and Mitigation
Examine Kerberos relay attacks leveraging DNS CNAME abuse for authentication bypass. Understand detection strategies and essential mitigations to protect Active
Runtime Rebel Intel
6 min read·Apr 1, 2026
VU
HIGH
Vulnerabilities
Microsoft Outlook CVE-2025-21418: Mitigating NTLM Relay Attacks
Analysis of CVE-2025-21418 in Microsoft Outlook. Learn how attackers bypass security features to leak NTLM hashes and the steps needed for mitigation.
Runtime Rebel Intel
3 min read·Mar 5, 2026