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| CERT C++ Secure Coding Standard | ENV02-CPP. Beware of multiple environment variables with the same effective name | 
| ISO/IEC TR 24772:2013 | Executing or loading untrusted code Loading Untrusted Code [XYS] | 
| MITRE CWE | CWE-462, Duplicate key in associative list (Alist) CWE-807, Reliance on untrusted inputs in a security decision | 
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