CVE-2026-41031 A Stored Cross-Site Scripting (XSS) vulnerability occurs in Vinna Process Monitor

Critical 9.3 Published Updated

An authenticated attacker can inject malicious scripts to steal admin tokens and session credentials in Vinna Process Monitor.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2026-41031?

CVE-2026-41031 is a critical cross-site scripting vulnerability in Skilja GmbH Vinna Process Monitor, published on 9 Jun 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A Stored Cross-Site Scripting vulnerability in Vinna Process Monitor Version 4.0 Service Pack 1 (Build 63255) allows an authenticated remote attacker with low privileges to inject malicious JavaScript code into the application. This enables attackers to steal administrative access tokens and session credentials.

Weakness: CWE-79

Which versions are affected by CVE-2026-41031?

How do I fix CVE-2026-41031?

No fix has been published for CVE-2026-41031 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2026-41031 being exploited?

There is no known exploitation of CVE-2026-41031 in the wild and no public exploit code.

Sources

Also known as GHSA-9cvc-ww9r-ffmh.

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