High severity8.2NVD Advisory· Published Jan 30, 2026· Updated Jun 17, 2026
CVE-2020-37051
CVE-2020-37051
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3cpe:2.3:a:sunnygkp10:online-exam-system-:2015:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:sunnygkp10:online-exam-system-:2015:*:*:*:*:*:*:*
- (no CPE)range: 2015
- Range: 2015
Patches
Vulnerability mechanics
References
2- www.exploit-db.com/exploits/48560nvdExploitVDB Entry
- www.vulncheck.com/advisories/online-exam-system-feedback-sql-injectionnvdBroken Link
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