CVE-2021-43221

medium

Microsoft

CVSS v3 Base Score

4.2

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

EPSS Score

1.0%

Exploitation probability in 30 days

Top 41% most likely to be exploited

Attack Characteristics

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Confidentiality

Low

Integrity

Low

Availability

None

Published: November 24, 2021 (1749 days ago)

Last Modified: August 19, 2026

Source: NVD

Description

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

CWE-94

microsoft edge chromium