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Microsoft Patch Tuesday April 2026: 168 Vulnerabilities Fixed Including Actively Exploited SharePoint Zero-Day

25 April 2026  |  dark6  |  Vulnerability

Microsoft's April 2026 Patch Tuesday fixes a record 168 vulnerabilities, including an actively exploited SharePoint zero-day (CVE-2026-32201) and a publicly disclosed Microsoft Defender privilege escalation flaw. Security teams...

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PoC Exploit Leaked for Unpatched Windows Privilege Escalation Zero-Day ‘BlueHammer’

13 April 2026  |  dark6  |  Vulnerability

A disgruntled researcher has published a working exploit for BlueHammer, an unpatched Windows local privilege escalation zero-day that abuses Windows Defender's update mechanism. Fully patched Windows 10, 11,...

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Windows Zero-Day “BlueHammer” Exploit Code Released — SYSTEM Privileges at Risk

10 April 2026  |  dark6  |  Vulnerability

Exploit code has been publicly released for BlueHammer, a Windows zero-day privilege escalation vulnerability that allows attackers to gain full SYSTEM or administrator access. The availability of working...

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A Silent Vulnerability Exposed: How Hackers Used Hidden Commands to Steal Sensitive Data

3 December 2025  |  dark6  |  Vulnerability

Microsoft’s seemingly “unremarkable” November 2025 Patch Tuesday update actually contained a major security fix. But even the most meticulous patching process can sometimes be outmaneuvered by cunning threat...

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ClickFix: Fake Windows Updates and PNG Steganography Make a Darker Play for User Machines

25 November 2025  |  dark6  |  Malware

For those deeply involved with cybersecurity, the past few years have seen a dramatic rise in sophisticated phishing campaigns leveraging social engineering to deliver malware onto unsuspecting victims....

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Windows 11 fails to start after KB5058405 update

29 May 2025  |  securebulletin.com  |  Vulnerability

The recent disclosure by Microsoft regarding the KB5058405 cumulative update for Windows 11 has significant implications for enterprise cybersecurity and IT operations. This update, released as part of...

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Critical vulnerability in the 7-Zip file archiver allows attackers to bypass MotW

21 January 2025  |  dark6  |  Vulnerability

A significant security vulnerability has been identified in the popular file archiver 7-Zip, allowing attackers to bypass the Windows Mark of the Web (MotW) security feature. This flaw,...

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FLUX#CONSOLE: new malware campaign exploits Windows Management Console

16 December 2024  |  securebulletin.com  |  Malware

In a sophisticated attack dubbed FLUX#CONSOLE, threat actors are employing tax-themed phishing lures to exploit the Microsoft Management Console (MMC), leveraging .msc files to deliver stealthy backdoor payloads....

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