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CVE-2026-58540

Windows Installer Elevation of Privilege Vulnerability PUBLISHED

Description (CNA)

No English CNA description was supplied.

Affected (CNA)

Vendor / product	Versions
Microsoft / Windows 10 Version 1607	affected 10.0.14393.0 before 10.0.14393.9339
Microsoft / Windows 10 Version 1809	affected 10.0.17763.0 before 10.0.17763.9020
Microsoft / Windows 10 Version 21H2	affected 10.0.19044.0 before 10.0.19044.7548
Microsoft / Windows 10 Version 22H2	affected 10.0.19045.0 before 10.0.19045.7548
Microsoft / Windows 11 Version 24H2	affected 10.0.26100.0 before 10.0.26100.8875
Microsoft / Windows 11 Version 25H2	affected 10.0.26200.0 before 10.0.26200.8875
Microsoft / Windows 11 version 26H1	affected 10.0.28000.0 before 10.0.28000.2525
Microsoft / Windows Server 2012	affected 6.2.9200.0 before 6.2.9200.26226
Microsoft / Windows Server 2012 (Server Core installation)	affected 6.2.9200.0 before 6.2.9200.26226
Microsoft / Windows Server 2012 R2	affected 6.3.9600.0 before 6.3.9600.23291
Microsoft / Windows Server 2012 R2 (Server Core installation)	affected 6.3.9600.0 before 6.3.9600.23291
Microsoft / Windows Server 2016	affected 10.0.14393.0 before 10.0.14393.9339
Microsoft / Windows Server 2016 (Server Core installation)	affected 10.0.14393.0 before 10.0.14393.9339
Microsoft / Windows Server 2019	affected 10.0.17763.0 before 10.0.17763.9020
Microsoft / Windows Server 2019 (Server Core installation)	affected 10.0.17763.0 before 10.0.17763.9020
Microsoft / Windows Server 2022	affected 10.0.20348.0 before 10.0.20348.5386
Microsoft / Windows Server 2025	affected 10.0.26100.0 before 10.0.26100.33158
Microsoft / Windows Server 2025 (Server Core installation)	affected 10.0.26100.0 before 10.0.26100.33158

CWE

CWE-285

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58540

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.