CVE-2021-26432
CRITICALCVSS 9.8/10EPSS 10.33%
Last modified
CVE-2021-26432 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability. EPSS estimates a 10.33% chance of exploitation in the next 30 days.
Description
Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 | All versions |
| Microsoft | Windows 10 | 20h2 |
| Microsoft | Windows 10 | 21h1 |
| Microsoft | Windows 10 | 1607 |
| Microsoft | Windows 10 | 1809 |
| Microsoft | Windows 10 | 1909 |
| Microsoft | Windows 10 | 2004 |
| Microsoft | Windows 8.1 | All versions |
| Microsoft | Windows Rt 8.1 | All versions |
| Microsoft | Windows Server 2012 | All versions |
| Microsoft | Windows Server 2012 | r2 |
| Microsoft | Windows Server 2016 | All versions |
| Microsoft | Windows Server 2016 | 20h2 |
| Microsoft | Windows Server 2016 | 2004 |
| Microsoft | Windows Server 2019 | All versions |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-26432?
Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability
How severe is CVE-2021-26432?
CVE-2021-26432 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 10.33% probability of exploitation in the next 30 days.
How do I fix CVE-2021-26432?
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 2021
- CVE-2021-26426Windows User Account Profile Picture Elevation of Privilege …7
- CVE-2021-26427Microsoft Exchange Server Remote Code Execution Vulnerabilit…9
- CVE-2021-26428Azure Sphere Information Disclosure Vulnerability4.4
- CVE-2021-26429Azure Sphere Elevation of Privilege Vulnerability7.7
- CVE-2021-26430Azure Sphere Denial of Service Vulnerability6
- CVE-2021-26431Windows Recovery Environment Agent Elevation of Privilege Vu…7.8
- CVE-2021-26433Windows Services for NFS ONCRPC XDR Driver Information Discl…7.5
- CVE-2021-26434Visual Studio Elevation of Privilege Vulnerability7.8
- CVE-2021-26435Windows Scripting Engine Memory Corruption Vulnerability8.1
- CVE-2021-26436Microsoft Edge (Chromium-based) Elevation of Privilege Vulne…6.1
- CVE-2021-26437Visual Studio Code Spoofing Vulnerability5.5
- CVE-2021-26439Microsoft Edge for Android Information Disclosure Vulnerabil…4.6
Are you affected by CVE-2021-26432?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST