CVE-2026-65679: Windows iSCSI Target Service Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows iSCSI Target Service allows an unauthorized attacker to execute code over a network.
Other sources
Windows iSCSI Target Service Remote Code Execution Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.20348.5499Fixed in 10.0.20348.5440Patch KB5120229 - Upgrade
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Fixed in 10.0.14393.9418Patch KB5120418 - Upgrade
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Fixed in 10.0.26100.33296Fixed in 10.0.26100.33222Patch KB5120228 - Upgrade
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Fixed in 10.0.17763.9115Patch KB5120238 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.3.9600.23337Patch KB5120386 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.2.9200.26279Patch KB5120385
Event History
Frequently Asked Questions
What is the severity of CVE-2026-65679?
The severity of CVE-2026-65679 is rated as high with a score of 8.1.
How do I fix CVE-2026-65679?
To fix CVE-2026-65679, apply the latest security updates provided by Microsoft for affected Windows versions.
What is the impact of CVE-2026-65679?
CVE-2026-65679 allows an unauthorized attacker to execute arbitrary code over a network due to a heap-based buffer overflow.
Which systems are affected by CVE-2026-65679?
CVE-2026-65679 affects several versions of Microsoft Windows, including Windows 10 and various editions of Windows Server.
Is CVE-2026-65679 a remote code execution vulnerability?
Yes, CVE-2026-65679 is classified as a remote code execution vulnerability.