Stored Cross Site Scripting Vulnerability in "Create Providers" function in Netbox 3.5.1

[anhdq201]

Version: 3.5.1

Description

An authenticated malicious user can take advantage of a Stored XSS vulnerability in "Create Providers" function in the "Circuits" feature.

Proof of Concept

Step 1: Go to /circuits/providers/, click "Add" and insert payload "<img src=1 onerror='alert(document.cookie)'/>" in "Name" field.

Step 2: Go to /circuits/provider-accounts/, click "Add" and select "Provider"

**Step 3: Script excuted

Impact

If an attacker can control a script that is executed in the victim's browser, then they can typically fully compromise that user.