Callback-url-file-3a-2f-2f-2fhome-2f-2a-2f.aws-2fcredentials

The string callback-url-file-3A-2F-2F-2Fhome-2F-2A-2F.aws-2Fcredentials decodes to a file path targeting sensitive AWS configuration: file:///home/*/.aws/credentials

: Never pass user-supplied strings directly into file-system or network-request functions. Use a library like the OWASP URL Validation guide. callback-url-file-3A-2F-2F-2Fhome-2F-2A-2F.aws-2Fcredentials