What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in stanton119 WordPress HTML custom-html-bodyhead allows Stored XSS.This issue affects WordPress HTML: from n/a through <= 0.51.
Explanation of Vulnerability in Simple Terms
02Summary
The WordPress HTML plugin through version 0.51 contains a stored cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts that execute in the browsers of other site visitors, including administrators. The vulnerability requires user interaction and affects the integrity and confidentiality of the site.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in other users' browsers, potentially stealing session tokens or modifying page content.
Potential impact on your site
04Site Impact
Authenticated users can inject scripts affecting other visitors; admin accounts are at risk of session hijacking or account compromise.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege WordPress account and trick a user into visiting a page containing the malicious payload.
Key dates
06Disclosure timeline
August 28, 2025
CVE published
April 28, 2026
Record updated