CVE-2025-31453 MEDIUM

CVE-2025-31453: WordPress YouTube SimpleGallery plugin <= 2.0.6 - Cross Site Scripting (XSS) Vulnerability

Vendor Stian Andreassen
Product YouTube SimpleGallery
Weakness CWE-79 · XSS
Published March 28, 2025
Last update April 28, 2026

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

What the vulnerability does

01Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Stian Andreassen YouTube SimpleGallery youtube-simplegallery allows Stored XSS.This issue affects YouTube SimpleGallery: from n/a through <= 2.0.6.

Explanation of Vulnerability in Simple Terms

02Summary

YouTube SimpleGallery versions 2.0.6 and earlier contain a cross-site scripting (XSS) vulnerability. An authenticated user can inject malicious scripts that execute in other users' browsers when they view affected pages. 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 other users' browsers to steal data, modify content, or disrupt the site.

Potential impact on your site

04Site Impact

Authenticated users can inject scripts affecting other visitors; site admins should update immediately to prevent account compromise and data theft.

Conditions required to exploit

05Prerequisites

Attacker must have a user account with low privileges and trick a victim into viewing a crafted page.

Key dates

06Disclosure timeline

March 28, 2025 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE