CVE-2024-3343: Otter Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE <= 2.6.8 - Authenticated (Contributor+) Stored Cross-Site Scripting via Block Attributes
The Otter Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's block attributes in all versions up to, and including, 2.6.8 due to insufficient input sanitization and output escaping on user supplied attributes. 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 Software
Event History
Frequently Asked Questions
What is the severity of CVE-2024-3343?
CVE-2024-3343 has been assigned a medium severity level due to the potential for stored cross-site scripting attacks.
How do I fix CVE-2024-3343?
To mitigate CVE-2024-3343, update the Otter Blocks plugin to version 2.6.9 or later, which includes necessary input sanitization and output escaping fixes.
What versions are affected by CVE-2024-3343?
CVE-2024-3343 affects all versions of the Otter Blocks plugin up to and including version 2.6.8.
What type of vulnerability is CVE-2024-3343?
CVE-2024-3343 is classified as a Stored Cross-Site Scripting (XSS) vulnerability.
Who is the vendor associated with CVE-2024-3343?
The vendor associated with CVE-2024-3343 is ThemeIsle, which develops the Otter Blocks plugin for WordPress.