CVE-2026-69846
HIGHCVSS 8.2/10EPSS 0.33%
Last modified
CVE-2026-69846 is a high-severity vulnerability rated 8.2/10 on the CVSS scale. Integer overflow or wraparound in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.. EPSS estimates a 0.33% chance of exploitation in the next 30 days.
Description
Integer overflow or wraparound in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 1607 | < 10.0.14393.9512 |
| Microsoft | Windows 10 1809 | < 10.0.17763.9245 |
| Microsoft | Windows 10 21h2 | < 10.0.19044.7725 |
| Microsoft | Windows 10 22h2 | < 10.0.19045.7725 |
| Microsoft | Windows 11 23h2 | < 10.0.22631.7582 |
| Microsoft | Windows 11 24h2 | < 10.0.26100.9445 |
| Microsoft | Windows 11 25h2 | < 10.0.26200.9445 |
| Microsoft | Windows 11 26h1 | < 10.0.28000.2954 |
| Microsoft | Windows Server 2016 | < 10.0.14393.9512 |
| Microsoft | Windows Server 2019 | < 10.0.17763.9245 |
| Microsoft | Windows Server 2022 | < 10.0.20348.5622 |
| Microsoft | Windows Server 2025 | < 10.0.26100.33438 |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69846Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-69846?
Integer overflow or wraparound in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.
How severe is CVE-2026-69846?
CVE-2026-69846 has a CVSS score of 8.2/10 (HIGH severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.
How do I fix CVE-2026-69846?
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
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- 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-2026-69839Uncaught exception in Windows iSCSI Target Service allows an…6.5
- CVE-2026-6984A security flaw has been discovered in AstrBotDevs AstrBot u…4.7
- CVE-2026-69841Heap-based buffer overflow in Windows Encrypting File System…7.8
- CVE-2026-69843Authentication bypass by spoofing in Microsoft Fabric allows…10
- CVE-2026-69844Out-of-bounds read in Windows Win32K allows an authorized at…7.8
- CVE-2026-69845Heap-based buffer overflow in Windows DHCP Server allows an …9.8
- CVE-2026-69847Heap-based buffer overflow in Windows DHCP Server allows an …8
- CVE-2026-6985A weakness has been identified in Cesanta Mongoose up to 7.2…7.5
- CVE-2026-69851Server-side request forgery (ssrf) in Azure Active Directory…9.9
- CVE-2026-69852Remote Code Execution in Windows Routing and Remote Access S…7.5
- CVE-2026-69853Use of uninitialized resource in Windows Win32K allows an au…4.7
- CVE-2026-69854Improper authentication in Spring Cloud Azure allows an unau…9
Are you affected by CVE-2026-69846?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST