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Vulnerability
Three Windows Defender Zero-Days Exploited in the Wild: BlueHammer Patched, RedSun and UnDefend Still Unpatched
19 April 2026 dark6
A security researcher dropped three Windows Defender zero-day exploits in 13 days — BlueHammer (CVE-2026-33825), RedSun, and UnDefend. All three...
Vulnerability
Microsoft April 2026 Patch Tuesday: Actively Exploited SharePoint Zero-Day Among 167 Fixes
18 April 2026 dark6
Microsoft's April 2026 Patch Tuesday patches 167 vulnerabilities including an actively exploited SharePoint Server zero-day (CVE-2026-32201) and a publicly disclosed...
Vulnerability
Microsoft April 2026 Patch Tuesday: 163 CVEs Including Two Zero-Days and a Public “BlueHammer” Exploit
15 April 2026 dark6
Microsoft's April 2026 Patch Tuesday addresses 163 CVEs, including an actively exploited SharePoint spoofing zero-day (CVE-2026-32201) and a publicly leaked...