CVE-2017-20262 | Joomla! Component Ajax Quiz 1.8 contains an SQL injection vu… | CVSS 8.2 HIGH

Description

Joomla! Component Ajax Quiz 1.8 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL queries by injecting malicious code through the cid parameter. Attackers can send GET requests to index.php with the option=com_ajaxquiz and view=ajaxquiz parameters to extract sensitive database information including table names and column structures.

Metadata

CVE ID: CVE-2017-20262
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-06-19 15:03 UTC
Published: 2026-06-19 15:51 UTC
Last updated: 2026-06-19 15:51 UTC
Primary CWE: CWE-89
Improper Neutralization of Special Elements used in an SQL C…
Vendor / Product: Webkul / Ajax Quiz
Sources: cve.org · NVD

Severity & Metrics

8.2 HIGH CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Affected products (1)

Vendor	Product	Platform	Versions
Webkul	Ajax Quiz	—	1.8

Weakness (CWE)

CWE	Source	Description
CWE-89	cna	Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

CVSS scores (2)

Score	Severity	Version	Source	Vector
8.8	HIGH	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
8.2	HIGH	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

References (4)

ExploitDB-42532 https://www.exploit-db.com/exploits/42532
Official Product Homepage http://webkul.com/
Product Reference https://extensions.joomla.org/extensions/extension/living/education-a-culture/ajaxquiz/
VulnCheck Advisory: Joomla! Component Ajax Quiz 1.8 SQL Injection https://www.vulncheck.com/advisories/joomla-component-ajax-quiz-sql-injection