CVE-2021-39427: Vtimecn 188jianzhan

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

Cross site scripting vulnerability in 188Jianzhan 2.10 allows attackers to execute arbitrary code via the username parameter to /admin/reg.php.

Affected products

• Vtimecn 188jianzhan: version 2.10 only

Published 2022-12-15. Last modified 2026-06-17.