What one should do is to involve the www.NKSC.lt - Nation Cyber Security Center. They have a form to submit vulnerabilities I did send a few reports from throw

What one should do is to involve the www.NKSC.lt - Nation Cyber Security Center. They have a form to submit vulnerabilities I did send a few reports from throwaway email accounts, but the issues did not get resolved. I suspect there's another way to go about it - if you're a Telia customer - send them GDPR Article 33 request.