CVE-2026-24283
HIGHCVSS 8.8/10EPSS 0.38%
Last modified
CVE-2026-24283 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Heap-based buffer overflow in Windows File Server allows an authorized attacker to elevate privileges locally.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.
Description
Heap-based buffer overflow in Windows File Server allows an authorized attacker to elevate privileges locally.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 11 24h2 | < 10.0.26100.7979 |
| Microsoft | Windows 11 25h2 | < 10.0.26200.7979 |
| Microsoft | Windows 11 26h1 | < 10.0.28000.1719 |
| Microsoft | Windows Server 2022 23h2 | < 10.0.25398.2207 |
| Microsoft | Windows Server 2025 | < 10.0.26100.32463 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-24283?
Heap-based buffer overflow in Windows File Server allows an authorized attacker to elevate privileges locally.
How severe is CVE-2026-24283?
CVE-2026-24283 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.
How do I fix CVE-2026-24283?
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-2026-24270NVIDIA AIStore framework contains a vulnerability where an a…9.8
- CVE-2026-24271NVIDIA TensorRT-LLM contains a vulnerability in the OpenAI-c…6.2
- CVE-2026-24272NVIDIA TensorRT contains a vulnerability where an attacker m…7.8
- CVE-2026-2428The Fluent Forms Pro Add On Pack plugin for WordPress is vul…7.5
- CVE-2026-24281Hostname verification in Apache ZooKeeper ZKTrustManager fal…7.4
- CVE-2026-24282Out-of-bounds read in Push Message Routing Service allows an…5.5
- CVE-2026-24285Use after free in Windows Win32K allows an authorized attack…7
- CVE-2026-24287External control of file name or path in Windows Kernel allo…7.8
- CVE-2026-24288Heap-based buffer overflow in Windows Mobile Broadband allow…6.8
- CVE-2026-24289Use after free in Windows Kernel allows an authorized attack…7.8
- CVE-2026-2429The Community Events plugin for WordPress is vulnerable to S…4.9
- CVE-2026-24290Improper access control in Windows Projected File System all…7.8
Are you affected by CVE-2026-24283?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST