CVE-2017-20257

HighCVSS 8.2/10Last modified Aug 19, 2026

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.

Metrics

CVSS 3.1 8.2/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jun 19, 2026
Last modified
Aug 19, 2026
NVD status
Analyzed

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CVE-2017-20257: High severity, CVSS 8.2 | Vulnix