A vulnerability classified as problematic was found in Bitrix Site Manager 12.06.2015. Affected by this vulnerability is an unknown functionality of the component Contact Form. The manipulation of the argument text with the input <img src="http://1"; on onerror="$(’p').text(’Hacked’)" /> leads to basic cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Open redirect vulnerability in redirect.php in Bitrix Site Manager 6.5 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the goto parameter.

An issue was discovered in Bitrix24 Bitrix Framework (1c site management) 20.0. An "User enumeration and Improper Restriction of Excessive Authentication Attempts" vulnerability exists in the admin login form, allowing a remote user to enumerate users in the administrator group. This also allows brute-force attacks on the passwords of users not in the administrator group.