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Windows Hello Privilege Escalation

🗓️ 06 Oct 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 11 Views

Out-of-buffer operations in Windows Hello biometric authentication allow privilege escalation.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-81354
8 Sep 202622:01
–circl
cve
CVE
CVE-2026-81354
8 Sep 202617:18
–cve
cvelist
Cvelist
CVE-2026-81354 Windows Hello Elevation of Privilege Vulnerability
8 Sep 202617:18
–cvelist
euvd
EUVD
EUVD-2026-73850
8 Sep 202617:18
–euvd
mskb
Microsoft KB
September 8, 2026—KB5122876 (OS Build 17763.9245)
13 Oct 202614:00
–mskb
mskb
Microsoft KB
September 8, 2026—KB5122880 (OS Build 22631.7582)
13 Oct 202614:00
–mskb
mskb
Microsoft KB
September 8, 2026—KB5124012 (OS Build 28000.2954)
13 Oct 202614:00
–mskb
mscve
Microsoft CVE
Windows Hello Elevation of Privilege Vulnerability
8 Sep 202614:00
–mscve
nvd
NVD
CVE-2026-81354
8 Sep 202618:20
–nvd
ptsecurity
Positive Technologies
PT-2026-88056
8 Sep 202600:00
–ptsecurity
Rows per page
Vulners
Node
OR
microsoftwindows_10_22h2Range<10.0.19045.7725
microsoftwindows_10_21h2Range<10.0.19044.7725
microsoftwindows_server_2019Range<10.0.17763.9245
microsoftwindows_10_1809Range<10.0.17763.9245
microsoftwindows_11_23h2Range<10.0.22631.7582
microsoftwindows_11_26h1Range<10.0.28000.2954
microsoftwindows_11_24h2Range<10.0.26100.9445
microsoftwindows_11_25h2Range<10.0.26200.9445

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06 Oct 2026 00:00Current
6.7Medium risk
Vulners AI Score6.7
CVSS 26.8
CVSS 38.2
EPSS0.00348
11