The Gutenverse – Ultimate WordPress FSE Blocks Addons & Ecosystem plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'separatorIconSVG' parameter in versions up to, and including, 3.5.3 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.
History

Wed, 06 May 2026 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Tue, 05 May 2026 03:45:00 +0000

Type Values Removed Values Added
First Time appeared Jegstudio
Jegstudio gutenverse – Ultimate Wordpress Fse Blocks Addons & Ecosystem
Wordpress
Wordpress wordpress
Vendors & Products Jegstudio
Jegstudio gutenverse – Ultimate Wordpress Fse Blocks Addons & Ecosystem
Wordpress
Wordpress wordpress

Tue, 05 May 2026 02:45:00 +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 'separatorIconSVG' parameter in versions up to, and including, 3.5.3 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.
Title Gutenverse – Ultimate WordPress FSE Blocks Addons & Ecosystem <= 3.5.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'separatorIconSVG'
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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published: 2026-05-05T02:26:57.635Z

Updated: 2026-05-06T14:01:53.941Z

Reserved: 2026-02-20T14:31:17.028Z

Link: CVE-2026-2868

cve-icon Vulnrichment

Updated: 2026-05-06T14:01:48.628Z

cve-icon NVD

Status : Deferred

Published: 2026-05-05T03:15:59.263

Modified: 2026-05-05T19:09:32.000

Link: CVE-2026-2868

cve-icon Redhat

No data.