What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in bozdoz Leaflet Map leaflet-map allows Stored XSS.This issue affects Leaflet Map: from n/a through <= 3.4.4.
Explanation of Vulnerability in Simple Terms
02Summary
Leaflet Map versions 3.4.4 and earlier contain a cross-site scripting vulnerability. An attacker with low-level site access can inject malicious scripts that execute in other users' browsers when they view affected map content. The vulnerability requires user interaction and can affect other parts of the site beyond the map component.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in other users' browsers when they view map content.
Potential impact on your site
04Site Impact
Attackers with contributor access or higher can steal user sessions, modify page content, or redirect visitors to malicious sites.
Conditions required to exploit
05Prerequisites
Low-level site access (e.g., contributor role) and the victim must view a page containing the affected map.
Key dates
06Disclosure timeline
April 8, 2026
CVE published
April 29, 2026
Record updated