What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in A. Jones (Simply) Guest Author Name guest-author-name allows DOM-Based XSS.This issue affects (Simply) Guest Author Name: from n/a through <= 4.36.
Explanation of Vulnerability in Simple Terms
02Summary
The (Simply) Guest Author Name plugin for WordPress contains a cross-site scripting (XSS) vulnerability in versions 4.36 and earlier. An authenticated user with low 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 visitors across the application.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in other users' browsers to steal data or perform actions on their behalf.
Potential impact on your site
04Site Impact
Site visitors and administrators could have their sessions hijacked, credentials stolen, or be redirected to malicious sites.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege account on the site; victim must visit or interact with a page containing the injected script.
Key dates
06Disclosure timeline
July 4, 2025
CVE published
April 28, 2026
Record updated