BTCPay Server through 1.0.7.0 uses a weak method Next to produce pseudo-random values to generate a legacy API key.

BTCPay Server through 1.0.7.0 suffers from directory traversal, which allows an attacker with admin privileges to achieve code execution. The attacker must craft a malicious plugin file with special characters to upload the file outside of the restricted directory.

BTCPay Server through 1.0.7.0 could allow a remote attacker to obtain sensitive information, caused by failure to set the HTTPOnly flag for a cookie.

BTCPay Server through 1.0.7.0 could allow a remote attacker to obtain sensitive information, caused by failure to set the Secure flag for a cookie.

BTCPay Server through 1.0.7.0 suffers from a Stored Cross Site Scripting (XSS) vulnerability within the POS Add Products functionality. This enables cookie stealing.