PatchTheCVEWindows 11 24H2: security updates (KB) and vulnerabilities
2 KB updates fix 4 tracked CVEs for Windows 11 24H2.
Windows 11 24H2 has 4 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 4. Most recent: 2026-10-13. Highest priority: CVE-2026-96958 (score 52/100).
- CVE-2026-96958 HIGH 7.5 UPGRADE DOWNGRADE Inefficient algorithmic complexity in .NET allows an unauthorized attacker to deny service over a network.
- CVE-2026-96913 HIGH 8.8 UPGRADE UPGRADE Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
- CVE-2026-96911 HIGH 7.8 UPGRADE UPGRADE Improper link resolution before file access ('link following') in Microsoft Windows Search Component allows an
- CVE-2026-96914 HIGH 8.8 UPGRADE UPGRADE Integer overflow or wraparound in Windows Virtualization-Based Security (VBS) Enclave allows an authorized att
FAQ
How do I fix Windows 11 24H2 vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is Windows 11 24H2 being exploited right now?
None of the tracked Windows 11 24H2 CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which Windows 11 24H2 CVE should I patch first?
CVE-2026-96958 currently ranks highest (52/100): Inefficient algorithmic complexity in .NET allows an unauthorized attacker to deny service over a network..
Security updates (KB) for Windows 11 24H2
| KB | Fixed build | CVEs fixed | Newest CVE |
|---|---|---|---|
| KB5127690 | 2.0.50727.9188 AND 3.0.30729.9171 AND 4.8.9363.0 | 1 | 2026-10-13 |
| KB5127648 | 10.0.26100.9711 | 3 | 2026-10-13 |
Install the KB from Windows Update, then verify with Get-HotFix -Id KBxxxxxxx or winver. Fixed build is the OS build number after the update.