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CVE-2026-21264: Improper Neutralization of Input During Web Page Generation

🗓️ 22 Jan 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 7 Views

Unauthenticated XSS in Microsoft Account allows a remote attacker to perform spoofing.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-21264
22 Jan 202622:47
–attackerkb
bdu_fstec
BDU FSTEC
Microsoft account
27 Jan 202600:00
–bdu_fstec
circl
Circl
CVE-2026-21264
22 Jan 202623:30
–circl
cnnvd
CNNVD
Microsoft Account cross-site scripting vulnerability
22 Jan 202600:00
–cnnvd
cve
CVE
CVE-2026-21264
22 Jan 202622:47
–cve
cvelist
Cvelist
CVE-2026-21264 Microsoft Account Spoofing Vulnerability
22 Jan 202622:47
–cvelist
euvd
EUVD
EUVD-2026-4507
23 Jan 202600:31
–euvd
kaspersky
Kaspersky
KLA90855 Multiple vulnerabilities in Microsoft Azure
22 Jan 202600:00
–kaspersky
mscve
Microsoft CVE
Microsoft Account Spoofing Vulnerability
22 Jan 202616:00
–mscve
nvd
NVD
CVE-2026-21264
22 Jan 202623:15
–nvd
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30 Jul 2026 00:00Current
8High risk
Vulners AI Score8
CVSS 3.16.1 - 9.3
EPSS0.00413
SSVC
7