CVE-2017-20262

HIGH 8.2

Joomla! Component Ajax Quiz 1.8 SQL Injection

CVSS Score

8.2

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-89
Vendor	webkul
Product	ajax quiz
Published	Jun 19, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

Low

Availability

None

Affected Versions

Webkul / Ajax Quiz

1.8

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

Ihsan Sencan