CVE-2026-69730: microsoft windows_10_1607, microsoft windows_10_1809, microsoft windows_server_2012

CVSS 9.8 (critical) · published 2026-09-08

Use after free in Windows DNS allows an unauthorized attacker to execute code over a network.

Affected products (NVD): microsoft windows_10_1607, microsoft windows_10_1809, microsoft windows_server_2012, microsoft windows_server_2016, microsoft windows_server_2019, microsoft windows_server_2022, microsoft windows_server_2025

Fixed in (NVD): 10.0.14393.9512, 10.0.17763.9245, 10.0.20348.5622, 10.0.26100.33438

Weakness: CWE-416

Source: NVD CVE-2026-69730

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69730

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