NULL pointer dereference in Microsoft Windows 10 Version 1607
CVE-2026-65681
Null pointer dereference in Windows iSCSI Target Service allows an unauthorized attacker to deny service over a network.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Microsoft Windows 10 Version 1607 — versions 10.0.14393.0
- Microsoft Windows 10 Version 1809 — versions 10.0.17763.0
- Microsoft Windows Server 2016 — versions 10.0.14393.0
- Microsoft Windows Server 2016 (Server Core Installation) — versions 10.0.14393.0
- Microsoft Windows Server 2019 — versions 10.0.17763.0
- Microsoft Windows Server 2019 (Server Core Installation) — versions 10.0.17763.0
- Microsoft Windows Server 2022 — versions 10.0.20348.0
- Microsoft Windows Server 2025 — versions 10.0.26100.0
- Microsoft Windows Server 2025 (Server Core Installation) — versions 10.0.26100.0
Weakness classification (CWE)
References
- Windows iSCSI Target Service Denial of Service Vulnerability (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2026-65681?
- CVE-2026-65681 is a high-severity vulnerability in Microsoft Windows 10 Version 1607, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2026-08-11.
- How severe is CVE-2026-65681?
- High severity. CVSS v3 base score is 7.5 out of 10.