CVE-2026-21223

CWE-269 — Improper Privilege Management5 documents5 sources
Severity
7.1HIGH
EPSS
0.0%
top 92.25%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Microsoft Microsoft Edge (chromium-based)Microsoft Edge Chromium
Timeline
PublishedJan 16
Latest updateJan 17

Description

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

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:NExploitability: 1.8 | Impact: 5.2

Affected Packages2 packages

▶CVEListV5microsoft/microsoft_edge_(chromium-based)1.0.0.0 — 144.0.3719.82
▶NVDmicrosoft/edge_chromium< 144.0.3719.82

🔴Vulnerability Details

2
GHSA
GHSA-wfh6-52w8-8gcj: Microsoft Edge Elevation Service exposes a privileged COM interface that inadequately validates the privileges of the calling process↗2026-01-17
▶
CVEList
Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability↗2026-01-16
▶

📋Vendor Advisories

1
Microsoft
Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability↗2026-01-13
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-21223 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶
CVE-2026-21223 (HIGH CVSS 7.1) | Improper privilege management in Mi | cvebase.io