CVE-2025-62135 MEDIUM

CVE-2025-62135: WordPress Responsive Block Control plugin <= 1.3.0 - Cross Site Scripting (XSS) vulnerability

Vendor Landwire
Product Responsive Block Control
Weakness CWE-79 · XSS
Published December 31, 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 landwire Responsive Block Control responsive-block-control allows DOM-Based XSS.This issue affects Responsive Block Control: from n/a through <= 1.3.0.

Explanation of Vulnerability in Simple Terms

02Summary

Responsive Block Control versions 1.3.0 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 interact with affected pages. The vulnerability requires user interaction to trigger and can affect multiple users across the site.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in other users' browsers to steal data or perform actions on their behalf.

Potential impact on your site

04Site Impact

Users' sessions and data can be compromised; attackers with contributor access can deface content or steal admin credentials.

Conditions required to exploit

05Prerequisites

Attacker needs low-level site access (e.g., contributor role) and the victim must visit or interact with a page containing the injected payload.

Key dates

06Disclosure timeline

December 31, 2025 CVE published
April 28, 2026 Record updated