If you discover a security vulnerability you can privately contact me at igo95862@yandex.ru.
Use following GPG key to encrypt the message:
-----BEGIN PGP PUBLIC KEY BLOCK-----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=1YqG
-----END PGP PUBLIC KEY BLOCK-----
See GPG guide from Mullvad as a tutorial to GPG encrypted email.