What’s Vulnerable › Vulnerabilities

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

• Severity: high (CVSS 8.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-06-19 · updated 2026-08-19
• Weakness: CWE-89

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.

Affected products

• Webkul Ajax Quiz: 1.8

References

• http://webkul.com/
• https://extensions.joomla.org/extensions/extension/living/education-a-culture/ajaxquiz/
• https://www.exploit-db.com/exploits/42532
• https://www.vulncheck.com/advisories/joomla-component-ajax-quiz-sql-injection

Get alerted when CVE-2017-20262 or the next vulnerability affects your stack