CVSS 7.0 (high) ยท published 2026-10-13
Use after free in Windows Installer allows an authorized attacker to elevate privileges locally.
Affected products (NVD): microsoft windows_10_1607, microsoft windows_10_1809, microsoft windows_10_21h2, microsoft windows_10_22h2, microsoft windows_11_23h2, microsoft windows_11_24h2, microsoft windows_11_25h2, microsoft windows_11_26h1, microsoft windows_11_26h2, microsoft windows_server_2012, microsoft windows_server_2016, microsoft windows_server_2019, microsoft windows_server_2022, microsoft windows_server_2025
Fixed in (NVD): 10.0.14393.9612, 10.0.17763.9376, 10.0.19044.7807, 10.0.19045.7807, 10.0.22631.7652, 10.0.26100.9711, 10.0.26200.9711, 10.0.28000.3231, 10.0.26300.9711, 10.0.20348.5761, 10.0.26100.33650
Weakness: CWE-416
Source: NVD CVE-2026-87708
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