CVE-2020-37051

MediumCVSS 5.3/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-89

Affected software

No affected versions have been published.

Timeline

Published: Jan 30, 2026
Last modified: Jun 17, 2026
NVD status: Analyzed

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