CVE-2021-28465 HIGH

CVE-2021-28465: Web Media Extensions Remote Code Execution Vulnerability

Vendor Microsoft
Product Web Media Extensions
Published May 11, 2021
Last update May 28, 2026
View on NVD All CVEs

CVSS base score

7.8/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

What the vulnerability does

01Description

Web Media Extensions Remote Code Execution Vulnerability

Key dates

02Disclosure timeline

May 11, 2021 CVE published
May 28, 2026 Record updated