Open Redirect Vulnerability in ST Engineering iDirect Evolution and Velocity WebServer
CVE-2026-94216

5.3MEDIUM

Key Information:

Vendor: St Engineering Idirect
Status: Evolution; Velocity Webserver Evolution
Vendor: CVE Published:; 21 September 2026

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👾 Exploit Exists🟡 Public PoC

What is CVE-2026-94216?

A security weakness has been found in ST Engineering's iDirect Evolution and Velocity WebServer products, where the 'authorize' function in the HTTP Header Handler component allows for manipulation of request arguments. Specifically, altering the 'Success' parameter can lead to an open redirect, enabling potential attackers to redirect victims to unauthorized locations. This remote exploitation capability poses significant risks, and given that the vulnerability has been publicly disclosed without any response from the vendor, users are advised to take immediate precautions.

Affected Version(s)

Evolution 20260717

Velocity WebServer Evolution 20260717

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-94216 - Proof of Concept