CVE-2026-25865 Punto Switcher 4.5.0.583 Unquoted Search Path via WinExec

High 8.5 Published Updated

Local attackers can execute arbitrary code by placing a malicious executable in the search path exploited by Punto Switcher's unquoted WinExec call.

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-2026-25865?

CVE-2026-25865 is a high-severity vulnerability in Yandex Punto Switcher, published on 18 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Punto Switcher through 4.5.0.583 contains an unquoted search path element vulnerability that allows local attackers to execute arbitrary code by exploiting the application's call to WinExec without a fully qualified path for RunDll32.exe when invoking shell32.dll Control_RunDLL input.dll. Attackers can place a malicious executable earlier in the search order to achieve arbitrary code execution in the context of the affected user.

Weakness: CWE-428

Which versions are affected by CVE-2026-25865?

How do I fix CVE-2026-25865?

No fix has been published for CVE-2026-25865 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-25865 being exploited?

There is no known exploitation of CVE-2026-25865 in the wild and no public exploit code.

Sources

Also known as GHSA-w78p-vwm4-m8q9.

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