Description
The Gutenverse – Ultimate WordPress FSE Blocks Addons & Ecosystem plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the multiple blocks in all versions up to, and including, 4.0.2 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.
Published: 2026-08-26
Score: 6.4 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 26 Aug 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 26 Aug 2026 08:15:00 +0000

Type Values Removed Values Added
First Time appeared Jegstudio
Jegstudio gutenverse – Wordpress Blocks, Page Builder & Site Editor
Wordpress
Wordpress wordpress
Vendors & Products Jegstudio
Jegstudio gutenverse – Wordpress Blocks, Page Builder & Site Editor
Wordpress
Wordpress wordpress

Wed, 26 Aug 2026 06:30:00 +0000

Type Values Removed Values Added
Description The Gutenverse – Ultimate WordPress FSE Blocks Addons & Ecosystem plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the multiple blocks in all versions up to, and including, 4.0.2 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.
Title Gutenverse <= 4.0.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Multiple Blocks
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}


Subscriptions

Jegstudio Gutenverse – Wordpress Blocks, Page Builder & Site Editor
Wordpress Wordpress
cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-08-26T12:06:42.055Z

Reserved: 2026-02-23T03:32:16.269Z

Link: CVE-2026-3002

cve-icon Vulnrichment

Updated: 2026-08-26T12:06:36.662Z

cve-icon NVD

Status : Deferred

Published: 2026-08-26T07:16:45.633

Modified: 2026-08-26T16:19:05.917

Link: CVE-2026-3002

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-26T08:00:02Z

Weaknesses
  • CWE-79

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')