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This pull request from patched fixes 6 issues.
Fix path traversal vulnerability in saveSettings method
Sanitized user input to prevent path traversal vulnerability by using FilenameUtils.getName to retrieve the file name from the path.Fix object deserialization vulnerability and set 'HttpOnly' and 'secure' flags for cookies
Fixed object deserialization vulnerability by ensuring deserialized objects are safe. Set 'HttpOnly' and 'secure' flags for cookies in appropriate places.Fix vulnerability by specifying HTTP method in @RequestMapping annotation
Added 'method = RequestMethod.GET' to the @RequestMapping annotation for the 'errorHtml' method to specify the HTTP method explicitly.Fix potential code injection vulnerability
Added validation to sanitize user input before parsing it as an expression to prevent potential code injection vulnerability.Remove debug code from DataBuilder class
Removed the System.out.println statements used for debugging purposes.Fix hardcoding of AWS Access Key ID
Removed hardcoded AWS Access Key ID value and suggested to read it from an environment variable or keep it in a separate, private file.