CVE-2020-37051 Online-Exam-System 2015 - 'feedback' SQL Injection
Attackers can exploit a time-based blind SQL injection in the feedback form to extract database password hashes from the Online-Exam-System.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-37051?
CVE-2020-37051 is a high-severity SQL injection vulnerability in sunnygkp10 Online-Exam-System, published on 30 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
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.
Weakness: CWE-89
Which versions are affected by CVE-2020-37051?
It affects 1 product.
Products include Sunnygkp10 Online-Exam-System-.
How do I fix CVE-2020-37051?
No fix has been published for CVE-2020-37051 yet. Limit exposure of the affected software until one is available.
Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.
Is CVE-2020-37051 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-37051 exists.
Other vulnerabilities in sunnygkp10 Online-Exam-System
Sources
Also known as GHSA-7x34-mvv5-p43g.