CVE-2025-53342 MEDIUM

CVE-2025-53342: WordPress Modernize Theme <= 3.4.0 - Cross Site Scripting (XSS) Vulnerability

Vendor Goodlayers

Product Modernize

Weakness CWE-79 · XSS

Published August 14, 2025

Last update April 28, 2026

View on NVD All CVEs

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 GoodLayers Modernize modernize allows Stored XSS.This issue affects Modernize: from n/a through <= 3.4.0.

Explanation of Vulnerability in Simple Terms

02Summary

Modernize versions 3.4.0 and earlier contain a cross-site scripting vulnerability that allows authenticated users to inject malicious scripts. An attacker with low-level access can craft a request that executes JavaScript in other users' browsers, potentially stealing session data or performing actions on their behalf. User interaction is required for the attack to succeed.

What an attacker can do

03Attacker Capabilities

Inject and execute JavaScript in other users' browsers to steal data or perform unauthorized actions.

Potential impact on your site

04Site Impact

Authenticated users' sessions and data can be compromised if they interact with attacker-controlled content.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege account and trick a user into visiting a malicious link or page.

Key dates

06Disclosure timeline

August 14, 2025 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2025-53342 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html

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