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Description

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

PUBLISHED Reserved 2025-12-11 | Published 2026-01-16 | Updated 2026-02-26 | Assigner microsoft




HIGH: 7.1CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C

Problem types

CWE-269: Improper Privilege Management

Product status

1.0.0.0 (custom) before 144.0.3719.82
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21223 (Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability) vendor-advisory patch

cve.org (CVE-2026-21223)

nvd.nist.gov (CVE-2026-21223)

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