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Vulnerability DatabaseCVE-2025-12475

CVE-2025-12475: 
WordPress vulnerability analysis and mitigation

Overview

The Blocksy Companion plugin for WordPress contains a Stored Cross-Site Scripting vulnerability (CVE-2025-12475) in versions up to and including 2.1.14. The vulnerability exists in the plugin's 'blocksy_newsletter_subscribe' shortcode due to insufficient input sanitization and output escaping on user-supplied attributes (NVD).

Technical details

The vulnerability is classified as a Cross-Site Scripting (CWE-79) issue with a CVSS v3.1 base score of 6.4 (Medium), using the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N. The vulnerability stems from improper neutralization of input during web page generation in the newsletter subscribe functionality (NVD).

Impact

When exploited, this vulnerability allows authenticated attackers with contributor-level access or higher to inject arbitrary web scripts into pages. These malicious scripts will execute whenever any user accesses the compromised page (NVD).

Mitigation and workarounds

A fix has been implemented in version 2.1.15 of the Blocksy Companion plugin, as evidenced by the changelog (WordPress Plugin). Users are advised to update to this version or later to mitigate the vulnerability.

Additional resources

Source: This report was generated using AI

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