BTCPay Server Urges Shutdown After Reports of Hot-Wallet Sweeps | The Defiant

BTCPay Server, a leading open-source Bitcoin payment processor, has issued a critical security advisory urging its users to immediately shut down their servers. The urgent recommendation follows confirmed reports of "hot-wallet sweeps," indicating an active exploit or vulnerability allowing unauthorized transfers of funds from BTCPay Server instances. This alert directly impacts businesses and individuals who rely on the platform to accept Bitcoin and manage their transactions. While the full extent and technical details of the vulnerability are under investigation, the immediate advice underscores a significant threat to hot wallets connected to the affected servers. Users are strongly advised to comply with the shutdown directive, move any accessible funds to secure cold storage solutions, and diligently monitor official BTCPay Server communication channels for further updates, patches, and specific remediation steps before reactivating their services. This incident highlights the ongoing importance of robust operational security practices within the self-hosted Bitcoin ecosystem.