What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Edward Caissie BNS Twitter Follow Button bns-twitter-follow-button allows DOM-Based XSS.This issue affects BNS Twitter Follow Button: from n/a through <= 0.3.8.
Explanation of Vulnerability in Simple Terms
02Summary
BNS Twitter Follow Button versions 0.3.8 and earlier contain 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, potentially stealing session tokens or performing actions on their behalf. The vulnerability requires user interaction to trigger.
What an attacker can do
03Attacker Capabilities
Inject malicious JavaScript that runs in other users' browsers when they view affected pages.
Potential impact on your site
04Site Impact
Visitors' accounts and data are at risk if a low-privilege user injects malicious code into the site.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege authenticated account and the victim must visit a page containing the injected payload.
Key dates
06Disclosure timeline
May 12, 2025
CVE published
April 28, 2026
Record updated