Lsass
The latest Lsass coverage — news, analysis, and updates from the WindowsNews.AI desk.
Windows LSASS Attack Can Force Server Reboots—July Patch Blocks It
Microsoft’s July 2026 security updates close a network-based denial-of-service vulnerability in the Windows Local Security Authority Subsystem Service (LSASS) that allowed an authenticated attacker...
Microsoft’s High-Confidence LSASS Flaw Demands Fast Action: CVE-2026-26155 Explained
Microsoft has disclosed a security vulnerability in a core Windows authentication component, the Local Security Authority Subsystem Service (LSASS), with an impact that might seem limited at first...
KB5070311 expands Copilot+ to more PCs and patches LSASS memory leak
Microsoft has rolled out a significant Release Preview update for Windows Insiders, marking a crucial step toward the next major feature updates for Windows 11. The update, packaged as KB5070311,...
Windows 11 KB5070311 Preview: UI Polish & Copilot+ Reliability Fixes Analyzed
Microsoft has begun rolling out the November 2025 non-security preview update for Windows 11, designated KB5070311, to the Release Preview channel. This update represents a significant shift in...
KB5070311 patches critical LSASS flaw, refines Copilot+ AI, and polishes UI in latest Win11 Release Preview.
Microsoft has rolled out a significant Release Preview update for Windows 11, designated KB5070311, targeting both the 24H2 and 25H2 servicing tracks. This update, pushed on December 1, 2025, brings...
Windows 11 Release Preview Builds 26100.7296 & 26200.7296: Copilot+ AI Features & Security Updates
Microsoft has rolled out significant updates to Windows 11 Release Preview channel with builds 26100.7296 and 26200.7296, delivering crucial security patches, performance enhancements, and the...
LSASS.EXE in System32 Only: How to Detect Fake Malware on Windows
When you open Windows Task Manager and notice lsass.exe running in the background, you're looking at one of the most critical security components in the Windows operating system. The Local Security...
Critical Windows LSASS Bug Exposes Domain Controllers to Authentication DoS Attacks
Microsoft’s latest security advisory for CVE-2025-53809 details a network-exploitable denial-of-service flaw in the Windows Local Security Authority Subsystem Service, the bedrock of authentication...
Windows NEGOEX Integer Overflow Lets Attackers Escalate to SYSTEM—Patch Now
Microsoft has released a security update to plug a critical elevation-of-privilege hole in the Windows NEGOEX authentication mechanism. Tracked as CVE-2025-54895, the flaw stems from an integer...
CVE-2025-33057: Microsoft Patches LSASS Null Pointer DoS That Can Crash Domain Controllers
Microsoft has released a security update for a vulnerability that allows an attacker with network access to crash the Local Security Authority Subsystem Service (LSASS) and trigger a...
Microsoft Patches Win-DDoS Flaws: Critical Update Blocks Attackers from Turning DCs into DDoS Amplifiers
Microsoft’s July 2025 Patch Tuesday delivered a knockout blow to a dangerous new attack technique that could transform unpatched Windows domain controllers into unwitting participants in massive...
Microsoft Patches Zero-Click LDAPNightmare Exploits That Crash Domain Controllers (CVE-2024-49112/49113)
SafeBreach Labs researchers dropped a bombshell at DEF CON with a zero-click exploit chain that weaponizes Windows LDAP protocol handling to crash Domain Controllers or, in the worst case, execute...