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Vulnerabilities CVE-2026-21264

CVE-2026-21264

Critical
Open
TLP:CLEAR

Microsoft Account Spoofing Vulnerability

NVD CVE.org

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Details

CVSS Score
9.3
EPSS Score ⓘ
0.37%

29.8th percentile

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C
Confidence
90%
Published
Jan 22, 2026
Last Modified
Jul 30, 2026
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