CVE-2020-37051

HIGH

8.2

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.

CVE Details

CVSS v3.1 Score8.2

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published1/30/2026

Last Modified3/12/2026

Sourcenvd

Honeypot Sightings0

Affected Products

sunnygkp10:online-exam-system-

Weaknesses (CWE)

CWE-89

References

https://github.com/sunnygkp10/Online-Exam-System-.git(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/48560(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/online-exam-system-feedback-sql-injection(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

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