CVE-2024-1684 MEDIUM

CVE-2024-1684: Otter Blocks PRO <= 2.6.3 - Authenticated(Contributor+) Stored Cross-Site Scripting via File Field CSS

Vendor Themisle
Product Otter Blocks PRO – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE
Weakness CWE-79 · XSS
Published March 13, 2024
Last update April 8, 2026
View on NVD All CVEs

CVSS base score

6.4/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

The Otter Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the contact form file field CSS metabox in all versions up to, and including, 2.6.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Key dates

02Disclosure timeline

March 13, 2024 CVE published
April 8, 2026 Record updated

Related vulnerabilities

04Related CVE

CVE-2026-44708 Mistune Math Plugin XSS Escape Bypass CVE-2024-31928 WordPress Top Bar plugin <= 3.0.5 - Cross Site Scripting (XSS) vulnerability CVE-2026-2986 Contextual Related Posts <= 4.2.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'other_attributes' CVE-2023-3122 GD Mail Queue <= 3.9.3 - Unauthenticated Stored Cross-Site Scripting via Email CVE-2024-8959 WP Adminify – Best WordPress Custom Dashboard Plugin <= 4.0.1.6 - Authenticated (Author+) Stored Cross-Site Scripting via SVG File Upload