CVE-2023-37984 MEDIUM

CVE-2023-37984: WordPress Quiz And Survey Master plugin <= 8.1.10 - Broken Access Control vulnerability

Vendor Expresstech
Product Quiz And Survey Master
Weakness CWE-862 · Missing authorization
Published December 13, 2024
Last update April 28, 2026

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in ExpressTech Quiz And Survey Master allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Quiz And Survey Master: from n/a through 8.1.10.

Explanation of Vulnerability in Simple Terms

02Summary

Quiz And Survey Master through version 8.1.10 fails to properly check user permissions before allowing modifications to quiz and survey data. A logged-in user with low privileges can alter quiz settings, questions, or responses that they should not have access to. The vulnerability does not expose sensitive data or crash the site, but allows unauthorized changes to quiz content.

What an attacker can do

03Attacker Capabilities

Modify quiz or survey data and settings without proper authorization.

Potential impact on your site

04Site Impact

Quiz and survey content can be altered by users who should not have edit permissions.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege user account on the site.

Key dates

06Disclosure timeline

December 13, 2024 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE