CVE-2026-119899
HIGHCVSS 7.8/10
Last modified
CVE-2026-119899 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Improper access control in Windows Win32K allows an authorized attacker to elevate privileges locally..
Description
Improper access control in Windows Win32K allows an authorized attacker to elevate privileges locally.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 Version 1607 | >= 10.0.14393.0, < 10.0.14393.9688 |
| Microsoft | Windows 10 Version 1809 | >= 10.0.17763.0, < 10.0.17763.9487 |
| Microsoft | Windows 10 Version 21H2 | >= 10.0.19044.0, < 10.0.19044.7846 |
| Microsoft | Windows 10 Version 22H2 | >= 10.0.19045.0, < 10.0.19045.7846 |
| Microsoft | Windows 11 version 23H2 | >= 10.0.22631.0, < 10.0.22631.7711 |
| Microsoft | Windows 11 Version 23H2 | >= 10.0.22631.0, < 10.0.22631.7711 |
| Microsoft | Windows 11 Version 24H2 | >= 10.0.26100.0, < 10.0.26100.9974 |
| Microsoft | Windows 11 Version 25H2 | >= 10.0.26200.0, < 10.0.26200.9974 |
| Microsoft | Windows 11 version 26H1 | >= 10.0.28000.0, < 10.0.28000.3501 |
| Microsoft | Windows 11 Version 26H2 | >= 10.0.26300.0, < 10.0.26300.9974 |
| Microsoft | Windows Server 2016 | >= 10.0.14393.0, < 10.0.14393.9688 |
| Microsoft | Windows Server 2016 (Server Core installation) | >= 10.0.14393.0, < 10.0.14393.9688 |
| Microsoft | Windows Server 2019 | >= 10.0.17763.0, < 10.0.17763.9487 |
| Microsoft | Windows Server 2019 (Server Core installation) | >= 10.0.17763.0, < 10.0.17763.9487 |
| Microsoft | Windows Server 2022 | >= 10.0.20348.0, < 10.0.20348.5870 |
| Microsoft | Windows Server 2025 | >= 10.0.26100.0, < 10.0.26100.33822 |
| Microsoft | Windows Server 2025 (Server Core installation) | >= 10.0.26100.0, < 10.0.26100.33822 |
References
Timeline
- Published
- Last Modified
- Status
- Awaiting Analysis
Frequently Asked Questions
What is CVE-2026-119899?
Improper access control in Windows Win32K allows an authorized attacker to elevate privileges locally.
How severe is CVE-2026-119899?
CVE-2026-119899 has a CVSS score of 7.8/10 (HIGH severity).
How do I fix CVE-2026-119899?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-119890Out-of-bounds read in Windows DHCP Server allows an authoriz…5.3
- CVE-2026-119892Incorrect authorization in Windows Installer allows an autho…7.8
- CVE-2026-119893Concurrent execution using shared resource with improper syn…7
- CVE-2026-119894Use after free in Windows Audio Service allows an authorized…7
- CVE-2026-119895Use after free in Windows Audio Service allows an authorized…7
- CVE-2026-119898Null pointer dereference in Windows PrintWorkflowUserSvc all…7
- CVE-2026-1199Zabbix API and Frontend login lockout mechanism has a flaw w…3.7
- CVE-2026-11990The KiviCare – Clinic & Patient Management System (EHR) plug…5.3
- CVE-2026-119900Out-of-bounds read in Windows NTFS allows an authorized atta…7.3
- CVE-2026-119901Null pointer dereference in Windows MIDI Service Module allo…6.4
- CVE-2026-119903Improper access control in Windows Installer allows an autho…7.8
- CVE-2026-119904Improper control of generation of code ('code injection') in…7.8
Are you affected by CVE-2026-119899?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST