CVE-2023-51534 MEDIUM

CVE-2023-51534: WordPress Brave Popup Builder Plugin <= 0.6.2 is vulnerable to Cross Site Scripting (XSS)

Vendor Brave
Product Brave – Create Popup, Optins, Lead Generation, Survey, Sticky Elements & Interactive Content
Weakness CWE-79 · XSS
Published February 1, 2024
Last update April 28, 2026

CVSS base score

5.9/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Brave Brave – Create Popup, Optins, Lead Generation, Survey, Sticky Elements & Interactive Content allows Stored XSS.This issue affects Brave – Create Popup, Optins, Lead Generation, Survey, Sticky Elements & Interactive Content: from n/a through 0.6.2.

Explanation of Vulnerability in Simple Terms

02Summary

The Brave popup and lead generation plugin for WordPress contains a cross-site scripting (XSS) vulnerability in versions up to 0.6.2. An authenticated user with high privileges can inject malicious scripts that execute in other users' browsers when they interact with affected pages. The vulnerability requires user interaction and can affect site functionality and user data.

What an attacker can do

03Attacker Capabilities

Inject malicious JavaScript that runs in other users' browsers when they visit or interact with the site.

Potential impact on your site

04Site Impact

A privileged user could inject scripts to steal admin credentials, modify site content, or compromise visitor data without detection.

Conditions required to exploit

05Prerequisites

Attacker must have high-level admin or editor privileges and the victim must click a link or visit a page containing the injected payload.

Key dates

06Disclosure timeline

February 1, 2024 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE