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This pull request from patched fixes 4 issues.
Fixed path traversal vulnerability in FileUploader servlet
Sanitized user-controlled variables in file paths using FilenameUtils.getName to prevent path traversal attacks. Also, ensured proper encoding of user input to prevent XSS vulnerabilities.Fixed XSS vulnerability by encoding user input in HttpResponse.
The original code was directly printing user input to the HttpResponse, which could lead to XSS vulnerabilities. The fix involves encoding the user input using the HtmlUtils.htmlEscape method to prevent malicious scripts from being injected.Fixed SQL injection vulnerability in doGet method
Sanitized user input in SQL query to prevent SQL injection attacks.Fixed code injection vulnerabilities, insecure cryptographic algorithm, and SQL injection vulnerabilities.
Removed hard-coded AWS access key and secret key, updated to use environment variables. Replaced DES encryption algorithm with AES. Sanitized user input for SQL queries. Removed script engine evaluation of user-controlled input. Set secure and HTTPOnly flags for cookies.