CVE-2025-59573 MEDIUM

CVE-2025-59573: WordPress Cozy Blocks Plugin <= 2.1.29 - Content Injection Vulnerability

Vendor Cozythemes
Product Cozy Blocks
Weakness CWE-80 · XSS · basic
Published September 22, 2025
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity None

CVSS vector

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

What the vulnerability does

01Description

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in CozyThemes Cozy Blocks cozy-addons allows Code Injection.This issue affects Cozy Blocks: from n/a through <= 2.1.29.

Explanation of Vulnerability in Simple Terms

02Summary

Cozy Blocks versions up to 2.1.29 contain an improper input validation vulnerability that allows unauthenticated attackers to read sensitive information over the network. The vulnerability requires no user interaction and can be exploited remotely. Site administrators should update to a version newer than 2.1.29 to mitigate exposure.

What an attacker can do

03Attacker Capabilities

Read sensitive information from the site without authentication.

Potential impact on your site

04Site Impact

Confidential data may be exposed to unauthenticated visitors without your knowledge.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

September 22, 2025 CVE published
April 28, 2026 Record updated