Stored XSS at Xray in Test issue by Import Steps issue

Steps:

1. Create Two Test Issue (A) and (B).
2. Go to Test Issue A and from Test Details section click in Add step button Fill out the fields and click Add.

Exploit:

1. Malicious user Go to Test Step Custom Fields
2. Click in Create button to Custom fields.|
3. In name filed inject XSS Payload. and Make this field required
4. Now if any other user/Admin go to Test issue B and try import step issue. the XSS payload reflected on target browser.
5. Just change the data to "Don't map this field" to have the validate button enabled