CVE-2026-69294 Microsoft COM for Windows Information Disclosure Vulnerability

Medium 5.5 Published Updated

An authorized local attacker can exploit Microsoft COM for Windows to disclose sensitive information via error messages.

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-2026-69294?

CVE-2026-69294 is a medium-severity vulnerability in Microsoft Windows 10 1809, 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

Generation of error message containing sensitive information in Microsoft COM for Windows allows an authorized attacker to disclose information locally.

Weakness: CWE-209

Which versions are affected by CVE-2026-69294?

It affects 10 products.

Products include Microsoft Windows 10 1809, Microsoft Windows 10 21h2, Microsoft Windows 10 22h2, Microsoft Windows 11 23h2, Microsoft Windows 11 24h2, Microsoft Windows 11 25h2 and 4 more.

How do I fix CVE-2026-69294?

No fix has been published for CVE-2026-69294 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-69294 being exploited?

There is no known exploitation of CVE-2026-69294 in the wild and no public exploit code.

All Microsoft Windows 10 1809 vulnerabilities

Sources

Also known as GHSA-wj82-f9fc-8qcg.

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