CVE-2026-83706
MEDIUMCVSS 6.7/10EPSS 0.38%
Last modified
CVE-2026-83706 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. Use after free in Windows NTFS allows an authorized attacker to elevate privileges locally.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.
Description
Use after free in Windows NTFS allows an authorized attacker to elevate privileges locally.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 11 24h2 | < 10.0.26100.9711 |
| Microsoft | Windows 11 25h2 | < 10.0.26200.9711 |
| Microsoft | Windows 11 26h1 | < 10.0.28000.3231 |
| Microsoft | Windows 11 26h2 | < 10.0.26300.9711 |
| Microsoft | Windows Server 2025 | < 10.0.26100.33650 |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83706Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-83706?
Use after free in Windows NTFS allows an authorized attacker to elevate privileges locally.
How severe is CVE-2026-83706?
CVE-2026-83706 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.
How do I fix CVE-2026-83706?
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-2026-83700Use after free in Windows Now Playing Session Manager allows…7.8
- CVE-2026-83701Use after free in Windows Now Playing Session Manager allows…7
- CVE-2026-83702Use after free in Windows Installer allows an authorized att…7
- CVE-2026-83703Out-of-bounds read in Windows Wi-Fi Driver allows an unautho…6.5
- CVE-2026-83704Improper link resolution before file access ('link following…7.8
- CVE-2026-83705Exposure of sensitive system information to an unauthorized …5.5
- CVE-2026-83707Use after free in Windows Event Tracing allows an authorized…7
- CVE-2026-83708Stack-based buffer overflow in Windows Installer allows an a…7
- CVE-2026-83709Heap-based buffer overflow in Windows NTLM allows an authori…7.8
- CVE-2026-83710Use after free in Windows Device Association Service allows …7
- CVE-2026-83711Authorization bypass through user-controlled key in Microsof…10
- CVE-2026-83712Out-of-bounds write in Windows NTFS allows an authorized att…7.8
Are you affected by CVE-2026-83706?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST