Hope you're sitting online 24/7 or you might get rekt. Welcome to the new world.
BTCPay Server (@BtcpayServer)
There is a critical vulnerability being actively exploited on BTCPay Server, which can result in the loss of funds.
Please update your BTCPayServer to 2.4.2 by going to Admin Dashboard -> Server -> Maintenance -> Update & verify the 2.4.2 version string in the footer.
If you are unable to update right away, turn off your BTCPay Server to prevent unauthorized access until you can update.
— https://nitter.net/BtcpayServer/status/2085755643659522240#m