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Chained Quiz <= 1.0.8.2 — Unauthenticated SQL Injection

CVE-2018-14502Published · Updated

Action summary

Affected: <1.0.9Update to 1.0.9 or newer

All remediation steps
Watch plugin
Severity
Critical9.8
CVSS
9.8
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:N Privileges required
None
UI:N User interaction
None
S:U Scope
Unchanged
C:H Confidentiality
High
I:H Integrity
High
A:H Availability
High
Weakness
CWE-89 SQL Injection
Required access
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed
On this page8

Am I affected?

Chained Quiz chained-quiz

  1. Affected< 1.0.9
  2. Patched in1.0.9

Update to 1.0.9 or newer.

You are affected if you run < 1.0.9. Version 1.0.9 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Chained Quiz.
  • No admin access? Run a passive check of your site. It reads public files only.
  • No account is needed to exploit this. Treat any exposed site on an affected version as at risk.

What to do

  1. Update to version 1.0.9, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Chained Quiz to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Qlirim Emini.

controllers/quizzes.php in the Kiboko Chained Quiz plugin before 1.0.9 for WordPress allows remote unauthenticated users to execute arbitrary SQL commands via the 'answer' and 'answers' parameters.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in Chained Quiz

All 25
More vulnerabilities in Chained Quiz
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting
≤1.4.1Update to 1.4.2
CVE-2026-108494
Medium5.3Unauthenticated Insecure Direct Object Reference via Cookie
≤1.3.5Update to 1.3.6
CVE-2025-10493
Medium5.5Authenticated (Admin+) Server-Side Request Forgery
≤1.3.2.9Update to 1.3.3
CVE-2025-24701
Medium5.3Missing Authorization
≤1.3.2.8Update to 1.3.2.9
CVE-2024-37921
Medium4.4Authenticated (Administrator+) Stored Cross-Site Scripting
≤1.3.2.8Update to 1.3.2.9
CVE-2024-37446

Same weakness (SQL Injection)

All SQL Injection
Other SQL Injection vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent Header
EZ SQL Reports Shortcode Widget and DB Backup≤5.25.25Update to 5.26.45
CVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission
Chatterbug Forms – Fast, Flexible WordPress Form Builder≤1.0.2Update to 1.1
CVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter
ELEX WordPress HelpDesk & Customer Ticketing System≤3.3.9Update to 3.4.0
CVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity critical, CVSS 9.8

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
CVE® identifiers
[object Object]. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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