CVE-2025-4684
Description
The BlockSpare: Gutenberg Blocks & Patterns for Blogs, Magazines, Business Sites – Post Grids, Sliders, Carousels, Counters, Page Builder & Starter Site Imports, No Coding Needed plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the HTML attributes of Image Carousel and Image Slider widgets in all versions up to, and including, 3.2.13.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected WordPress components
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BlockSpare – Gutenberg Blocks for News, Magazine, Blog & Business Websites Plugin · blockspareUp to and including 3.2.13.1View on WordPress.org
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blockspare Theme · blockspareUp to and including 3.2.13.1View on WordPress.org
A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.
Affected products and versions
- blockspare BlockSpare — News, Magazine and Blog Addons for (Gutenberg) Block Editor — Up to and including 3.2.13.1
References
- plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/blockspare/trunk/dist/blocks.js
- www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/0f4f8b84-3f65-430b-b749-6afae8d53153?source=cve
- nvd.nist.gov Official NVD record