CVE-2026-69862 Windows Wireless Wide Area Network Service Information Disclosure Vulnerability

Medium 5.5 Published Updated

An authorized local attacker can exploit an out-of-bounds read in the Windows Wireless WAN service to disclose sensitive information.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-69862?

CVE-2026-69862 is a medium-severity vulnerability in Microsoft Windows 10 1607, published on 8 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Out-of-bounds read in Windows Wireless Wide Area Network Service allows an authorized attacker to disclose information locally.

Weakness: CWE-200, CWE-125

Which versions are affected by CVE-2026-69862?

It affects 10 products.

Products include Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 21h2, Microsoft Windows 10 22h2, Microsoft Windows 11 23h2, Microsoft Windows 11 24h2 and 4 more.

How do I fix CVE-2026-69862?

No fix has been published for CVE-2026-69862 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-69862 being exploited?

There is no known exploitation of CVE-2026-69862 in the wild and no public exploit code.

All Microsoft Windows 10 1607 vulnerabilities

Sources

Also known as GHSA-3x7w-w3w9-jr24.

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