CVE-2026-70025: Windows Netlogon Denial of Service Vulnerability
Use after free in Windows Netlogon allows an authorized attacker to deny service over a network.
Other sources
Windows Netlogon Denial of Service Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
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Fixed in 10.0.14393.9612Patch KB5126868 - Upgrade
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Fixed in 6.3.9600.23470Patch KB5126836 - Upgrade
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Fixed in 10.0.19044.7807Patch KB5126657 - Upgrade
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Fixed in 6.2.9200.26434Patch KB5126835 - Upgrade
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Fixed in 10.0.26100.9711Patch KB5127648 - Upgrade
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Fixed in 10.0.28000.3231Patch KB5127646 - Upgrade
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Fixed in 10.0.26100.33650Patch KB5126646 - Upgrade
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Fixed in 10.0.22631.7652Patch KB5126653 - Upgrade
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Fixed in 10.0.20348.5761Patch KB5126655 - Upgrade
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Fixed in 10.0.26200.9711Patch KB5127648 - Upgrade
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Fixed in 10.0.17763.9376Patch KB5126651 - Upgrade
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Fixed in 10.0.26300.9711Patch KB5127648
Event History
Frequently Asked Questions
Who can exploit this vulnerability?
An attacker must be authorized and have network access to a vulnerable Windows system. The available information does not identify the specific privileges or account type required.
What is the likely impact of a successful attack?
Successful exploitation can deny service through Windows Netlogon. No confidentiality or integrity impact is indicated in the provided severity vector.
Is exploitation likely to be straightforward?
The attack complexity is rated high, indicating exploitation requires conditions beyond ordinary network access and authorization. No user interaction is required.