CVE-2020-37057
Unknown Unknown - Not Provided

SQL Injection in Online-Exam-System Feedback Module Risks Data Integrity

Vulnerability report for CVE-2020-37057, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-01-30

Last updated on: 2026-03-12

Assigner: VulnCheck

Description

Online-Exam-System 2015 contains a SQL injection vulnerability in the feedback module that allows attackers to manipulate database queries through the 'fid' parameter. Attackers can inject malicious SQL code into the 'fid' parameter to potentially extract, modify, or delete database information.

CVSS Scores

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Meta Information

Published
2026-01-30
Last Modified
2026-03-12
Generated
2026-07-06
AI Q&A
2026-01-31
EPSS Evaluated
2026-07-05
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
sunnygkp10 online-exam-system- 2015

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-89 The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Without sufficient removal or quoting of SQL syntax in user-controllable inputs, the generated SQL query can cause those inputs to be interpreted as SQL instead of ordinary user data.

Attack-Flow Graph

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Executive Summary

This vulnerability is a SQL injection in the feedback module of Online-Exam-System 2015. It occurs through the 'fid' parameter, which attackers can manipulate to inject malicious SQL code. This allows them to alter database queries, potentially extracting, modifying, or deleting information from the database.

Impact Analysis

The impact of this vulnerability includes unauthorized access to sensitive data, data modification, or data deletion within the database. This can lead to data breaches, loss of data integrity, and disruption of the system's normal operations.

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