CVE-2026-69675: Windows Network File System Information Disclosure Vulnerability
Out-of-bounds read in Windows Network File System allows an authorized attacker to disclose information locally.
Other sources
Windows Network File System 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 10.0.26100.33650Patch KB5126646 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.17763.9376Patch KB5126651 - Upgrade
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Fixed in 10.0.20348.5761Patch KB5126655 - 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 6.3.9600.23470Patch KB5126836 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.14393.9612Patch KB5126868
Event History
Frequently Asked Questions
Who is exposed to this issue?
Systems running the listed Microsoft Windows Server versions or Microsoft Windows Network File System are in scope. Exploitation is local rather than network-based.
What level of access does an attacker need?
An attacker must already be authorized with local access and hold low privileges. No user interaction is required.
What is the expected impact if exploitation succeeds?
Successful exploitation can disclose information because of an out-of-bounds read. The provided assessment indicates high confidentiality impact, with no integrity or availability impact.