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CVE-2026-88234 Windows iSCSI Remote Code Execution Vulnerability

CriticalCVSS 9.8
Published
Updated
Exploit status
No public exploit known

Description

Release of invalid pointer or reference in Windows iSCSI allows an unauthorized attacker to execute code over a network.

Affected products

ProductAffected versionsFixed in
Microsoft Windows Server 2016 < 10.0.14393.9688 10.0.14393.9688
Microsoft Windows Server 2019 < 10.0.17763.9487 10.0.17763.9487
Microsoft Windows Server 2022 < 10.0.20348.5870 10.0.20348.5870
Microsoft Windows Server 2025 < 10.0.26100.33822 10.0.26100.33822
Microsoft Windows Server 2025 < 10.0.26100.33730 10.0.26100.33730
Microsoft Windows Server 2016 >= 10.0.14393.0, < 10.0.14393.9688 10.0.14393.9688
Microsoft Windows Server 2016 (Server Core installation) >= 10.0.14393.0, < 10.0.14393.9688 10.0.14393.9688
Microsoft Windows Server 2019 >= 10.0.17763.0, < 10.0.17763.9487 10.0.17763.9487
Microsoft Windows Server 2019 (Server Core installation) >= 10.0.17763.0, < 10.0.17763.9487 10.0.17763.9487
Microsoft Windows Server 2022 >= 10.0.20348.0, < 10.0.20348.5870 10.0.20348.5870
Microsoft Windows Server 2025 >= 10.0.26100.0, < 10.0.26100.33822 10.0.26100.33822
Microsoft Windows Server 2025 (Server Core installation) >= 10.0.26100.0, < 10.0.26100.33822 10.0.26100.33822

References