CVE-2026-70166: microsoft windows_10_1607, microsoft windows_10_1809, microsoft windows_server_2012

CVSS 6.5 (medium) · published 2026-10-13

Out-of-bounds read in Windows DNS allows an authorized attacker to deny service 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): 10.0.14393.9612, 10.0.17763.9376, 10.0.20348.5761, 10.0.26100.33650

Weakness: CWE-125

Source: NVD CVE-2026-70166

References

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