PHANTOMPULSE RAT Uses UAC Bypass to Hijack Windows Systems
New technical details about PHANTOMPULSE, a sophisticated remote access trojan (RAT) used in multi-stage intrusions targeting Windows environments. The malwa...
Microsoft
20 articles
Microsoft resolves Windows 11 update installation errors
The installation failures, often accompanied by messages like "Something didn't go as planned. Undoing changes," and log entries indicating "SpaceCheck" and ...
Critical Windows Netlogon Vulnerability in Attackers’ Crosshairs
Organizations are advised to patch CVE-2026-41089 as soon as possible, given its severity, the potential ongoing exploitation. The post Critical Windows Netl...
Microsoft investigates Office Apps, Teams file access issues
Microsoft says an ongoing incident is preventing users of its Teams collaboration platform and free Office for the web cloud-based productivity suite from op...
Windows Netlogon RCE exploited, domain controllers at risk (CVE-2026-41089)
CVE-2026-41089, a critical Windows Netlogon RCE flaw that allows remote code execution, is now actively exploited in the wild, the Centre for Cybersecurity B...
Microsoft Defender Vulnerability Management gets a smarter exposure score
Microsoft Defender Vulnerability Management’s updated exposure score model adds vulnerability risk signals and asset context to help teams understand where r...
Critical Windows Netlogon RCE flaw now exploited in attacks
The Centre for Cybersecurity Belgium (CCB), the country's national authority for cybersecurity, warned on Friday that threat actors are now exploiting a rece...
Microsoft says it will not pursue security researchers after zero-day backlash
Microsoft said it is taking the feedback seriously, adding: “To be clear about our approach to legal matters, we have no intention to pursue action against i...
Microsoft confirms outage affecting MFA, My Sign-Ins platform
Microsoft is working to address an ongoing incident preventing customers from setting up multi-factor authentication (MFA) or accessing the My Sign-Ins platf...
Microsoft fixes outage affecting MFA setup, MySignIn service
Microsoft is working to address an ongoing incident preventing customers from setting up multi-factor authentication (MFA) or accessing the My Sign-Ins platf...
FSB Group Gamaredon Hides Worm in Windows Data Streams
FSB-linked Gamaredon concealed a fileless worm in NTFS data streams to spy on Ukraine targets
Microsoft fixes KB5089549 Windows security update install issues
Microsoft has resolved a known issue causing installation failures and 0x800f0922 errors when deploying the May 2026 Windows 11 security update (KB5089549). [.
Fake Purchase Order Emails Spread Fileless PureLogs Malware via RAR Archives
Hackers are using fake purchase order emails and process hollowing to deploy fileless PureLogs malware to steal Windows users' browser, crypto, and Discord d...
Microsoft: No Lawsuits Against Researchers in Nightmare-Eclipse Row
Microsoft has issued a clarifying statement, assuring the global cybersecurity community that it has no intention of pursuing legal action against security r...
Microsoft KB5089573 Fixes Windows 11 Patch Tuesday Install Failures
Microsoft has released cumulative update KB5089573 for Windows 11 versions 24H2 and 25H2, aimed at improving stability and resolving installation issues repo...
Windows Netlogon 0-Click RCE Vulnerability Under Active Exploitation
Microsoft’s May 2026 Patch Tuesday release has taken a critical turn after security researchers confirmed that a high-risk Windows Netlogon vulnerability is ...
Google Chrome’s DBSC Now Generally Available to Prevent Account Takeovers
Google has officially made Device Bound Session Credentials (DBSC) generally available for the Chrome browser on Windows. This architectural upgrade delivers...
Malicious npm packages abuse dependency confusion to profile developer environments
A dependency confusion campaign leveraged 33 malicious npm packages to collect reconnaissance data from developer and build environments. This report details...
Microsoft and security researcher’s dueling posts about cybersecurity disclosures get nasty
Microsoft and a prominent cybersecurity researcher have gotten into a very public and rather personal exchange of unpleasantries about what responsible cyber...
Microsoft is named a Leader in the 2026 Gartner® Magic Quadrant™ for Endpoint Protection
Microsoft is named a Leader in the 2026 Gartner® Magic Quadrant™ for Endpoint Protection. The post Microsoft is named a Leader in the 2026 Gartner® Magic Qua...