6.8mediumMedium
CVE-2021-34480
Microsoft Windows 10
Scripting Engine Memory Corruption 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, exploitation depends on conditions outside the attacker's control.
- To exploit it, no account is needed.
- Beyond that, someone has to be persuaded to take an action first.
Scoring
- CVSS
- 6.8 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N- Weakness
- CWE-787
- 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 2008r2
- Microsoft Windows Server 2012all versions, r2
- Microsoft Windows Server 2016all versions
- Microsoft Windows Server 2019all versions
As listed in the NVD configuration data. Not a statement about your estate.