SQL Injection vulnerability in mobiquo/lib/classTTForum.php in the Tapatalk plugin before 4.5.8 for MyBB allows an unauthenticated remote attacker to inject arbitrary SQL commands via an XML-RPC encoded document sent as part of the user registration process.
Severity
CVSS 3.0
9.8 critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.7% chance of exploitation in the next 30 days; higher than 76% of CVEs (scores of 2026-10-31)