CVE-2026-45586

HighCVSS 7.8/10Last modified Jul 23, 2026

Description

Improper link resolution before file access ('link following') in Windows Collaborative Translation Framework allows an authorized attacker to elevate privileges locally.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-59

Affected software

VendorProductVersions
MicrosoftWindows 10 Version 1607>= 10.0.14393.0, < 10.0.14393.9234
MicrosoftWindows 10 Version 1809>= 10.0.17763.0, < 10.0.17763.8880
MicrosoftWindows 10 Version 21H2>= 10.0.19044.0, < 10.0.19044.7417
MicrosoftWindows 10 Version 22H2>= 10.0.19045.0, < 10.0.19045.7417
MicrosoftWindows 11 version 23H2>= 10.0.22631.0, < 10.0.22631.7219
MicrosoftWindows 11 Version 23H2>= 10.0.22631.0, < 10.0.22631.7219
MicrosoftWindows 11 Version 24H2>= 10.0.26100.0, < 10.0.26100.8655
MicrosoftWindows 11 Version 25H2>= 10.0.26200.0, < 10.0.26200.8655
MicrosoftWindows 11 version 26H1>= 10.0.28000.0, < 10.0.28000.2269
MicrosoftWindows Server 2012>= 6.2.9200.0, < 6.2.9200.26132
MicrosoftWindows Server 2012 (Server Core installation)>= 6.2.9200.0, < 6.2.9200.26132
MicrosoftWindows Server 2012 R2>= 6.3.9600.0, < 6.3.9600.23228
MicrosoftWindows Server 2012 R2 (Server Core installation)>= 6.3.9600.0, < 6.3.9600.23228
MicrosoftWindows Server 2016>= 10.0.14393.0, < 10.0.14393.9234
MicrosoftWindows Server 2016 (Server Core installation)>= 10.0.14393.0, < 10.0.14393.9234
MicrosoftWindows Server 2019>= 10.0.17763.0, < 10.0.17763.8880
MicrosoftWindows Server 2019 (Server Core installation)>= 10.0.17763.0, < 10.0.17763.8880
MicrosoftWindows Server 2022>= 10.0.20348.0, < 10.0.20348.5256
MicrosoftWindows Server 2025>= 10.0.26100.0, < 10.0.26100.32995
MicrosoftWindows Server 2025 (Server Core installation)>= 10.0.26100.0, < 10.0.26100.32995

References

Timeline

Published
Jun 9, 2026
Last modified
Jul 23, 2026
NVD status
Analyzed

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CVE-2026-45586: High severity, CVSS 7.8 | Vulnix