Vulnerability · Published Jan 30, 2026 · Assigned by VulnCheck
CVE-2020-37051Online-Exam-System 2015 - 'feedback' SQL Injection
High 8.2
In plain English
A high-severity SQL injection in Online-Exam-System from sunnygkp10. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 35% of all known vulnerabilities).
Severity (CVSS 3.1)8.2High
Exploit odds (30 days)0.4%top 65.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| sunnygkp10 | Online-Exam-System | 2015 |
Weakness: CWE-89 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
References
- ExploitDB-48560 exploit
- Software Repository product
- VulnCheck Advisory: Online-Exam-System 2015 - 'feedback' SQL Injection third-party-advisory