What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in RSJoomla! RSFirewall! rsfirewall allows Stored XSS.This issue affects RSFirewall!: from n/a through <= 1.1.45.
Explanation of Vulnerability in Simple Terms
02Summary
RSFirewall! for Joomla contains a cross-site scripting (XSS) vulnerability in versions up to 1.1.45. An attacker can inject malicious scripts that execute in a victim's browser when they visit a crafted link or page. The vulnerability requires user interaction and can affect confidentiality, integrity, and availability of the site.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in visitors' browsers, stealing session tokens or modifying page content.
Potential impact on your site
04Site Impact
Visitors' sessions and data can be compromised; site reputation and user trust may be damaged.
Conditions required to exploit
05Prerequisites
Victim must click a malicious link or visit an attacker-controlled page; no authentication required.
Key dates
06Disclosure timeline
March 25, 2026
CVE published
April 28, 2026
Record updated