CVE-2026-69705: Windows iSCSI Remote Code Execution Vulnerability
Out-of-bounds write in Windows iSCSI allows an unauthorized attacker to execute code over a network.
Other sources
Windows iSCSI 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 10.0.14393.9612Patch KB5126868 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26300.9711Patch KB5127648 - Upgrade
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Fixed in 6.3.9600.23470Patch KB5126836 - Upgrade
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Fixed in 10.0.28000.3231Patch KB5127646 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.2.9200.26434Patch KB5126835 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.9711Patch KB5127648 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.22631.7652Patch KB5126653 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.33650Patch KB5126646 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26200.9711Patch KB5127648 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.19044.7807Patch KB5126657 - Upgrade
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Fixed in 10.0.20348.5761Patch KB5126655 - Upgrade
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Fixed in 10.0.17763.9376Patch KB5126651
Event History
Frequently Asked Questions
Which systems should be prioritized for assessment?
Assess systems running the listed Windows 10, Windows 11, and Windows Server 2012 through 2025 products, particularly hosts where the Windows iSCSI service is reachable over the network.
Does exploitation require credentials or user interaction?
No. The vulnerability is described as exploitable by an unauthorized attacker over a network, and the supplied vector indicates no privileges or user interaction are required.
What level of impact could successful exploitation have?
Successful exploitation can allow remote code execution. The supplied severity metrics indicate high potential impact to confidentiality, integrity, and availability.