Rapid7’s 2026 Global Cybersecurity Summit is now available on-demand.Watch sessions.
Rapid7

vulnerability

WordPress Plugin: yop-poll: CVE-2021-24833: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Severity
3
CVSS
(AV:N/AC:M/Au:S/C:N/I:P/A:N)
Published
Oct 15, 2021
Added
May 15, 2025
Modified
Apr 29, 2026

Description

The YOP Poll WordPress plugin before 6.3.1 is affected by a stored Cross-Site Scripting vulnerability, which exists in the Admin preview module where a user with a role as low as author is allowed to execute arbitrary script code within the context of the application. This vulnerability is due to insufficient validation of question and answer text parameters in Create Poll module.

Solution

yop-poll-plugin-cve-2021-24833
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.