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HIGH · 7.1

CVE-2026-21223

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

Vulnerability Description

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

CVSS Score

7.1

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
MicrosoftEdge Chromium< 144.0.3719.82

Related Weaknesses (CWE)

CWE-269

References

FAQ

What is CVE-2026-21223?

CVE-2026-21223 is a vulnerability with a CVSS score of 7.1 (HIGH). Improper privilege management in Microsoft Edge (Chromium-based) allows an authorized attacker to bypass a security feature locally.

How severe is CVE-2026-21223?

CVE-2026-21223 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-21223?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Edge Chromium.