CVE-2026-21223

high

Description

Improper privilege management in Microsoft Edge (Chromium-based) allows an authorized attacker to bypass a security feature locally.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21223

Details

Source: Mitre, NVD

Published: 2026-01-16

Updated: 2026-02-22

Risk Information

CVSS v2

Base Score: 6.2

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:N

Severity: Medium

CVSS v3

Base Score: 7.1

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

Severity: High

EPSS

EPSS: 0.00052