What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Ronald Huereca Highlight and Share highlight-and-share allows Stored XSS.This issue affects Highlight and Share: from n/a through <= 5.1.1.
Explanation of Vulnerability in Simple Terms
02Summary
Highlight and Share versions 5.1.1 and earlier contain a cross-site scripting (XSS) vulnerability. An authenticated user can inject malicious scripts that execute in other users' browsers when they interact with affected content. The vulnerability requires user interaction and can affect site visitors across different security contexts.
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
Authenticated users can compromise other users' sessions, steal credentials, or deface site content visible to visitors.
Conditions required to exploit
05Prerequisites
Attacker must have a user account on the site. Victim must click a link or visit a page containing the malicious payload.
Key dates
06Disclosure timeline
September 22, 2025
CVE published
May 12, 2026
Record updated