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.
Advisories

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Fixes

Solution

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Workaround

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History

Fri, 30 Jan 2026 22:30:00 +0000

Type Values Removed Values Added
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.
Title Online-Exam-System 2015 - 'feedback' SQL Injection
Weaknesses CWE-89
References
Metrics cvssV3_1

{'score': 8.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N'}

cvssV4_0

{'score': 8.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-01-30T22:07:18.289Z

Reserved: 2026-01-28T18:18:30.525Z

Link: CVE-2020-37051

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-01-30T23:16:10.963

Modified: 2026-01-30T23:16:10.963

Link: CVE-2020-37051

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses