Windows Defender’s own driver can leave systems defenseless
A Microsoft-signed Windows Defender remediation driver can be repurposed into a kernel-level “operation engine” capable of deleting files, modifying the regi...
Microsoft
20 articles
Microsoft shares temporary fix for Windows 11 gaming issues
Microsoft has shared a temporary fix for ongoing gaming issues caused by Windows 11 updates released during the August 2026 Patch Tuesday. [.
New SynkLoader Malware Uses Fake Windows Lock Screen to Steal Passwords and Pivot Networks
SynkLoader, a newly identified modular malware framework that combines Python, C#, C++, PowerShell, and memory-resident payloads to evade endpoint detection....
UAT-10147 Uses AI to Scale Server Attacks, Deploys SPECTRE With EDR Bypass and Linux Rootkit
Cybersecurity researchers have disclosed details of a Chinese-speaking cybercrime group dubbed UAT-10147 that's targeting Windows and Linux web servers globa...
Post-DEF CON phishing campaign delivered AMOS and NetSupport malware
A phishing campaign targeting attendees of Black Hat and DEF CON conferences involved distributing information-stealing malware and remote access malware via...
Windows 11 Update Triggers Game Crashes on Systems With RGB Lighting Drivers
Microsoft is currently investigating a compatibility issue with Windows 11, in which certain games crash, freeze, or cause unexpected system restarts on devi...
ZDI-26-607: Microsoft Office HTML Injection Information Disclosure Vulnerability
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Microsoft Office. User interaction is required to e...
ZDI-26-606: Microsoft Windows Compatibility Appraiser Link Following Local Privilege Escalation Vulnerability
This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to...
ZDI-26-605: Microsoft Windows Localized Filenames Improper Input Validation NTLM Response Information Disclosure Vulnerability
This vulnerability allows remote attackers to disclose NTLM responses on affected installations of Microsoft Windows. User interaction is required to exploit...
Cybersecurity Newsletter Bulletin– Top 50 Biggest Cybersecurity Stories of the Week – Shell & Azure Mega-Breaches, Salt Typhoon Evicted, Entra ID RCE, Chinese vCenter ESXi Ransomware & More
Welcome to this week’s edition of the GBHackers cybersecurity newsletter — your weekly cybersecurity bulletin covering the 50 most important stories from Aug...
SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 111
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Akir...
Week in review: Records allegedly stolen from Azure tenants, Medusa ransomware hits 500+ orgs
Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: Windows 11’s strongest security defenses can be bypassed wi...
Named Pipes Under Attack: Securing Windows Interprocess Communication
Windows named pipes provide fast interprocess communication, but weak access controls can expose privileged services to untrusted processes. ThreatLocker exp...
Researchers find way to weaponize Windows Defender's own driver
Check Point Research disclosed a technique that uses Microsoft Defender's boot-time remediation driver, BTR.sys, to perform arbitrary kernel-level file and r...
Microsoft patches flaw in Entra ID identity software
Microsoft fixed an exploited Entra ID flaw, but experts urge customers to check for compromise.
New SynkLoader malware pushed in Microsoft Teams phishing campaign
A previously unknown malware family dubbed SynkLoader is being distributed in Microsoft Teams phishing campaigns to steal credentials via a fake lock screen. [.
Microsoft Defender's Own Driver Can Be Weaponized to Delete Security Software at Boot
Check Point Research has disclosed a technique that uses Microsoft Defender's own legitimately signed boot-time remediation driver to perform arbitrary kerne...
Microsoft blames Windows gaming issues on RGB lighting devices
Microsoft says ongoing issues causing games to crash or fail to launch after installing the August 2026 Windows updates may be caused by peripherals with RGB...
Microsoft rolls out Classic Outlook theme for New Outlook users
Microsoft has started rolling out a Classic Outlook theme for users of Outlook on the web and the New Outlook for Windows. [.
The Good, the Bad and the Ugly in Cybersecurity – Week 34
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