CVE-2024-43920: WordPress Gutenverse – Gutenberg Blocks – Page Builder for Site Editor plugin <= 1.9.4 - Cross Site Scripting (XSS) vulnerability

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-08-29 · updated 2026-06-17
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Jegstudio Gutenverse allows Stored XSS.This issue affects Gutenverse: from n/a through 1.9.4.

Affected products

jegstudio Gutenverse – Ultimate WordPress FSE Blocks Addons & Ecosystem: before 2.0.0 — fixed in 2.0.0

How to fix

Upgrade to a fixed version: jegstudio Gutenverse – Ultimate WordPress FSE Blocks Addons & Ecosystem 2.0.0. Check the vendor advisory for mitigations.

References

https://patchstack.com/database/vulnerability/gutenverse/wordpress-gutenverse-gutenberg-blocks-page-builder-for-site-editor-plugin-1-9-4-cross-site-scripting-xss-vulnerability?_s_id=cve

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