---
id: CVE-2026-89214
title: >-
  The WpCues Basic Quiz WordPress plugin through 1.6.5 does not properly
  sanitise and escape values before using them in a SQL statement, which allows
  unauthenticated attackers to perform SQL injection attacks and read data from
  the database.
summary: >-
  The WpCues Basic Quiz WordPress plugin through 1.6.5 does not properly
  sanitise and escape values before using them in a SQL statement, which allows
  unauthenticated attackers to perform SQL injection attacks and read data from
  the database.
severity: high
cvss: 8.6
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N'
cwe:
  - CWE-89
published: '2026-10-11'
updated: '2026-10-11'
sourceUpdated: '2026-10-11T12:17:26.727'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-89214'
references:
  - url: 'https://wpscan.com/vulnerability/c5c57e38-61e9-456b-a56e-ef25146ee28f/'
    label: contact@wpscan.com
tags:
  - nvd
ingestedAt: '2026-10-11T08:44:24.726Z'
epss: 0.00177
epssPercentile: 0.06677
---

## Overview

The WpCues Basic Quiz WordPress plugin through 1.6.5 does not properly sanitise and escape values before using them in a SQL statement, which allows unauthenticated attackers to perform SQL injection attacks and read data from the database.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.