9.9criticalCritical
CVE-2021-26424
Microsoft Windows 10
Windows TCP/IP Remote Code Execution Vulnerability
Exploitation status
- A vendor advisory or patch reference has been published.
What the metrics mean
- It is reachable over a network, without needing local access.
- For an attacker who can reach it, no special conditions are needed to exploit it.
- To exploit it, an ordinary user account is needed.
- Beyond that, no action by a user is required.
Scoring
- CVSS
- 9.9 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H- Assigned by
- secure@microsoft.com
Dates
- Published
- 2021-08-12
- Last modified
- 2026-08-10
- Sources
- NVD
Affected products
- Microsoft Windows 10all versions, 20h2, 21h1, 1607, 1809, 1909, 2004
- Microsoft Windows 7all versions
- Microsoft Windows 8.1all versions
- Microsoft Windows Rt 8.1all versions
- Microsoft Windows Server 2008all versions, r2
- Microsoft Windows Server 2012all versions, r2
- Microsoft Windows Server 2016all versions, 20h2, 2004
- Microsoft Windows Server 2019all versions
As listed in the NVD configuration data. Not a statement about your estate.