Fix arbitrary code execution and predictable session tokens in /updateTheme - #1425

Fix arbitrary code execution and predictable session tokens in /updateTheme#1425

herdiyana256 wants to merge 4 commits into

cdapio:developcdapio/cdap-ui:developfrom

herdiyana256:fix-updatetheme-arbitrary-require-rceherdiyana256/cdap-ui:fix-updatetheme-arbitrary-require-rceCopy head branch name to clipboard