CVE-2026-69672: Windows DNS Information Disclosure Vulnerability
Use of uninitialized resource in Windows DNS allows an authorized attacker to disclose information locally.
Other sources
Windows DNS Information Disclosure 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 6.2.9200.26349Patch KB5123065 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.3.9600.23397Patch KB5123066 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.20348.5622Patch KB5122882 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.17763.9245Patch KB5122876 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.14393.9512Patch KB5123099 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.33438Patch KB5122871
Event History
Frequently Asked Questions
Who can exploit this issue?
An attacker must already be authorized on the affected Windows system and must be able to perform actions locally. The available data does not indicate that it can be exploited remotely or without authentication.
What is the impact of successful exploitation?
Successful exploitation can disclose information from an affected system. The provided severity vector indicates high confidentiality impact, with no indicated integrity or availability impact.
Which systems should be reviewed?
Review deployments of Microsoft Windows 10 and Windows Server 2012, 2012 R2, 2016, 2019, 2022, and 2025. The data does not provide affected build numbers, patch levels, or configuration conditions.