CVE-2017-20257
Joomla! Component Quiz Deluxe 3.7.4 SQL Injection
Description
Joomla! Component Quiz Deluxe 3.7.4 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL commands through the ajaxaction.flag_question task. Attackers can inject malicious SQL code via the stu_quiz_id or flag_quest parameters to manipulate database queries and extract sensitive information.
INFO
Published Date :
June 19, 2026, 4:16 p.m.
Last Modified :
Aug. 19, 2026, 3:13 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update Joomla! Component Quiz Deluxe to a secure version.
- Validate and sanitize all user inputs.
- Implement parameterized queries for database operations.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2017-20257.
| URL | Resource |
|---|---|
| http://joomplace.com/ | Product |
| https://extensions.joomla.org/extensions/extension/living/education-a-culture/quiz-deluxe/ | Product |
| https://www.exploit-db.com/exploits/42589 | Exploit VDB Entry |
| https://www.vulncheck.com/advisories/joomla-component-quiz-deluxe-sql-injection | Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2017-20257 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2017-20257
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2017-20257 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-20257 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Aug. 19, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:joomplace:quiz_deluxe:3.7.4:*:*:*:*:joomla!:*:* Added Reference Type VulnCheck: http://joomplace.com/ Types: Product Added Reference Type VulnCheck: https://extensions.joomla.org/extensions/extension/living/education-a-culture/quiz-deluxe/ Types: Product Added Reference Type VulnCheck: https://www.exploit-db.com/exploits/42589 Types: Exploit, VDB Entry Added Reference Type VulnCheck: https://www.vulncheck.com/advisories/joomla-component-quiz-deluxe-sql-injection Types: Third Party Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 22, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2017-20257', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'yes'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-06-22T16:43:27.023111Z'} -
New CVE Received by [email protected]
Jun. 19, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Joomplace', 'product': 'Quiz Deluxe', 'versions': [{'status': 'affected', 'version': '3.7.4'}]}] Added Description Joomla! Component Quiz Deluxe 3.7.4 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL commands through the ajaxaction.flag_question task. Attackers can inject malicious SQL code via the stu_quiz_id or flag_quest parameters to manipulate database queries and extract sensitive information. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N Added CWE CWE-89 Added Reference http://joomplace.com/ Added Reference https://extensions.joomla.org/extensions/extension/living/education-a-culture/quiz-deluxe/ Added Reference https://www.exploit-db.com/exploits/42589 Added Reference https://www.vulncheck.com/advisories/joomla-component-quiz-deluxe-sql-injection