CVE-2017-20257
HIGH EPSS 25.2%
Published Jun 19, 20261w ago · Modified Jun 22, 20266d ago
8.8 CVSS 4.0
Published Jun 19, 2026 1w ago
Last Modified Jun 22, 2026 6d ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
25.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-89 SQL Injection Injection
References 4
- joomplace.com http://joomplace.com/
- extensions.joomla.org https://extensions.joomla.org/extensions/extension/living/education-a-culture/quiz-deluxe/
- exploit-db.com https://www.exploit-db.com/exploits/42589
- vulncheck.com https://www.vulncheck.com/advisories/joomla-component-quiz-deluxe-sql-injection
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.