CVE-2025-23521 HIGH

CVE-2025-23521: WordPress Goodlayers Blocks plugin <= 1.0.1 - Reflected Cross Site Scripting (XSS) vulnerability

Vendor Goodlayers
Product Goodlayers Blocks
Weakness CWE-79 · XSS
Published March 3, 2025
Last update May 12, 2026

CVSS base score

7.1/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/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 Goodlayers Blocks goodlayers-blocks allows Reflected XSS.This issue affects Goodlayers Blocks: from n/a through <= 1.0.1.

Explanation of Vulnerability in Simple Terms

02Summary

Goodlayers Blocks versions 1.0.1 and earlier contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into web pages. An attacker can craft a malicious link or page that, when visited by a site user, executes arbitrary JavaScript in the user's browser. This can lead to session hijacking, credential theft, or defacement.

What an attacker can do

03Attacker Capabilities

Inject and execute malicious JavaScript in a user's browser when they visit a crafted page or click a malicious link.

Potential impact on your site

04Site Impact

Visitors to your site may have their sessions hijacked, credentials stolen, or see defaced content if an attacker exploits this vulnerability.

Conditions required to exploit

05Prerequisites

A site user must visit a page containing the attacker's malicious input or click a crafted link.

Key dates

06Disclosure timeline

March 3, 2025 CVE published
May 12, 2026 Record updated

Related vulnerabilities

08Related CVE