CVE-2025-58025 MEDIUM

CVE-2025-58025: WordPress Master Slider Plugin <= 3.11.0 - Cross Site Scripting (XSS) Vulnerability

Vendor Averta
Product Master Slider
Weakness CWE-79 · XSS
Published September 22, 2025
Last update May 13, 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 averta Master Slider master-slider allows Stored XSS.This issue affects Master Slider: from n/a through <= 3.11.0.

Explanation of Vulnerability in Simple Terms

02Summary

Master Slider versions up to 3.11.0 contain a stored cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts that execute in the browsers of other users viewing affected content. 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 when they view affected content.

Potential impact on your site

04Site Impact

Attackers with low-privilege accounts can deface content, steal session tokens, or redirect visitors to malicious sites.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege authenticated account and the victim must view a page containing the injected payload.

Key dates

06Disclosure timeline

September 22, 2025 CVE published
May 13, 2026 Record updated