CVE-2020-37051: SUNNYGKP10 Online-Exam-System-

Medium severity, CVSS 5.3. EPSS: 0.4% chance of exploitation in the next 30 days.

Online-Exam-System 2015 contains a time-based blind SQL injection vulnerability in the feedback form that allows attackers to extract database password hashes. Attackers can exploit the 'feed.php' endpoint by crafting malicious payload requests that use time delays to systematically enumerate user password characters.

Affected products

Published 2026-01-30. Last modified 2026-06-17.