When I added a newline to regexes checking for 'digits only', 9 out of 14 implementations passed it

I provided 14 different ways of 'checking if a string is digits only' with a string consisting of 123 followed by a newline.
Security Affairs

JSCeal Hides Crypto Malware in V8 Bytecode

JSCeal hides crypto-stealing malware in V8 bytecode, but researchers built a tool to decompile it and expose its advanced theft capabilities.