CVE-2026-95943 Connected Devices Platform Service (Cdpsvc) Elevation of Privilege Vulnerability

High 7.0 Published Updated

A double free vulnerability in the Connected Devices Platform Service allows local attackers to elevate privileges on Windows systems.

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-2026-95943?

CVE-2026-95943 is a high-severity use after free vulnerability in Microsoft Windows 11 23h2, published on 13 Oct 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Double free in Connected Devices Platform Service (Cdpsvc) allows an authorized attacker to elevate privileges locally.

Weakness: CWE-415

Which versions are affected by CVE-2026-95943?

It affects 6 products.

Products include Microsoft Windows 11 23h2, Microsoft Windows 11 24h2, Microsoft Windows 11 25h2, Microsoft Windows 11 26h1, Microsoft Windows 11 26h2, Microsoft Windows Server 2025.

How do I fix CVE-2026-95943?

No fix has been published for CVE-2026-95943 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2026-95943 being exploited?

There is no known exploitation of CVE-2026-95943 in the wild and no public exploit code.

All Microsoft Windows 11 23h2 vulnerabilities

Sources

Also known as GHSA-jfxw-4v6w-g234.

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