CVE-2017-20262: Joomla! Component Ajax Quiz 1.8 SQL Injection

Published Jun 19, 2026
·
Updated

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=comajaxquiz and view=ajaxquiz parameters to extract sensitive database information including table names and column structures.

Affected Software

2 affected components
Joomla! Component Ajax Quiz=1.8
Webkul Ajax Quiz Joomla\!=1.8

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Remove

    Remove Joomla! Component Ajax Quiz 1.8 from your environment.

    Uninstall the Ajax Quiz component from affected Joomla installations if it is not required; otherwise disable/take the component offline until a safe fix is available.

  2. Compensating control

    Block or restrict access to the Ajax Quiz endpoint (requests to index.php with option=com_ajaxquiz and view=ajaxquiz) and/or apply WAF rules to filter or sanitize the 'cid' parameter to prevent unauthenticated SQL injection attempts.

Event History

Jun 19, 2026
CVE Published
via MITRE·03:51 PM
Data Sourced
via MITRE·03:51 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·04:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2017-20262?

CVE-2017-20262 has a severity rating of high with a score of 8.2.

2

What type of vulnerability is associated with CVE-2017-20262?

CVE-2017-20262 is an SQL injection vulnerability.

3

How can attackers exploit CVE-2017-20262?

Attackers can exploit CVE-2017-20262 by injecting malicious SQL code through the cid parameter in GET requests.

4

What impact does CVE-2017-20262 have on Joomla! Component Ajax Quiz?

CVE-2017-20262 allows unauthenticated attackers to execute arbitrary SQL queries.

5

How do I fix CVE-2017-20262?

To fix CVE-2017-20262, update the Joomla! Component Ajax Quiz to the latest version that addresses this vulnerability.

Contact

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