What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in PenciDesign Penci Filter Everything penci-filter-everything allows Stored XSS.This issue affects Penci Filter Everything: from n/a through <= 1.7.
Explanation of Vulnerability in Simple Terms
02Summary
Penci Filter Everything versions 1.7 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 pages. The vulnerability requires user interaction and can affect multiple users across the site.
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 and data; site reputation and visitor trust at risk.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege account; victim must click a malicious link or visit an affected page.
Key dates
06Disclosure timeline
February 19, 2026
CVE published
April 28, 2026
Record updated