Unknown vulnerability in CPAINT Ajax Toolkit before 1.3-SP allows attackers to execute arbitrary PHP or ASP code or read files via unknown vectors.

Eval injection vulnerability in CPAINT 1.3-SP allows remote attackers to execute arbitrary ASP code via the cpaint_argument[] parameter to (1) calculator.asp or (2) cpaintfile.asp, which is directly fed into an eval statement.

Incomplete blacklist vulnerability in the checkBlacklist function in CPAINT allows remote attackers to execute arbitrary commands via the (1) ExecuteGlobal function or (2) GetRef statement, which is not included in the blacklist.

Cross-site scripting (XSS) vulnerability in cpaint2.inc.php in the CPAINT library before 2.0.3, as used in multiple scripts, allows remote attackers to inject arbitrary web script or HTML via the cpaint_response_type parameter, which is displayed in a resulting error message, as demonstrated using a hex-encoded IFRAME tag.