What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in LambertGroup Youtube Vimeo Video Player and Slider video_player_youtube_vimeo allows Reflected XSS.This issue affects Youtube Vimeo Video Player and Slider: from n/a through <= 3.8.
Explanation of Vulnerability in Simple Terms
02Summary
The Youtube Vimeo Video Player and Slider plugin contains a cross-site scripting (XSS) vulnerability in versions 3.8 and earlier. An attacker can inject malicious scripts that execute in the browsers of site visitors, potentially stealing session tokens or redirecting users. The vulnerability requires user interaction—typically clicking a malicious link—and affects the broader site scope beyond the plugin itself.
What an attacker can do
03Attacker Capabilities
Inject malicious JavaScript that runs in visitors' browsers, stealing cookies or redirecting users to phishing sites.
Potential impact on your site
04Site Impact
Visitors' sessions and credentials can be compromised; site reputation and user trust are at risk.
Conditions required to exploit
05Prerequisites
No authentication required. Victim must click a malicious link or visit a compromised page containing the payload.
Key dates
06Disclosure timeline
August 20, 2025
CVE published
April 28, 2026
Record updated