CVE-2021-45821: Btiteam Xbtit

High severity, CVSS 8.8. EPSS: 2.7% chance of exploitation in the next 30 days.

A blind SQL injection vulnerability exists in Xbtit 3.1 via the sid parameter in ajaxchat/getHistoryChatData.php file that is accessible by a registered user. As a result, a malicious user can extract sensitive data such as usernames and passwords and in some cases use this vulnerability in order to get a remote code execution on the remote web server.

Affected products

• Btiteam Xbtit: version 3.1 only

Published 2022-03-16. Last modified 2026-06-17.