What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in josepsitjar StoryMap wp-storymap allows DOM-Based XSS.This issue affects StoryMap: from n/a through <= 2.1.
Explanation of Vulnerability in Simple Terms
02Summary
StoryMap versions 2.1 and earlier contain a cross-site scripting (XSS) vulnerability that allows an authenticated user to inject malicious scripts. When a victim visits a page containing the attacker's payload, the script executes in their browser with the victim's permissions. The vulnerability affects the integrity and confidentiality of user data within the application's scope.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that execute in other users' browsers when they view affected content.
Potential impact on your site
04Site Impact
Authenticated users can inject scripts affecting other users' sessions, potentially stealing data or performing actions on their behalf.
Conditions required to exploit
05Prerequisites
Attacker must be authenticated with low-level privileges and the victim must visit a page containing the malicious payload.
Key dates
06Disclosure timeline
September 5, 2025
CVE published
April 28, 2026
Record updated