CVE-2024-13803 — Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns [essential-blocks] < 5.3.0

CVE	Vulnerability	Type	Severity	Affected	Fixed in	Published	Status
CVE-2024-13803	Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns [essential-blocks] < 5.3.0	Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')	Medium 6.4	< 5.3.0	5.3.0	2025-02-25	—

CVE-2024-13803

The Essential Blocks – Page Builder Gutenberg Blocks, Patterns & Templates plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘data-marker’ parameter in all versions up to, and including, 5.2.3 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.

Source: CVE.org

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