CVE-2021-26432
Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability
Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability
Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability
- Record
CVE-2021-26432- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
EUVDEUVD-2021-13237
Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability
- Record
EUVD-2021-13237- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-7367-6rvj-7jxm
Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability
Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability
- Record
GHSA-7367-6rvj-7jxm- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
NVD
Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability
- Record
CVE-2021-26432- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
Affected products
- microsoft windows 10 version 1507
- microsoft windows 10 version 1607
- microsoft windows 10 version 1809
- microsoft windows 10 version 1909
- microsoft windows 10 version 2004
- microsoft windows 10 version 20h2
- microsoft windows 10 version 21h1
- microsoft windows 8.1
- microsoft windows server 2012
- microsoft windows server 2012 (server core installation)
- microsoft windows server 2012 r2
- microsoft windows server 2012 r2 (server core installation)
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History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-26432 is a critical vulnerability (CVSS 9.8) in Microsoft Windows 10 Version 1507, published August 12, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 11.4%, the 96th percentile. No source names a fixed version.