Threat intelligence

Gutenverse – Ultimate WordPress FSE Blocks Addons & Ecosystem <= 3.5.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'separatorIconSVG'

CVE-2026-2868 · gutenverse

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Gutenverse at a vulnerable version. How SiteRespond intelligence works

Vulnerability: Gutenverse – Ultimate WordPress FSE Blocks Addons & Ecosystem <= 3.5.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'separatorIconSVG'
Affected software: gutenverse(Plugin)
Affected versions: ≤ 3.5.3
Authentication: Authenticated (see advisory title)
Vulnerability type: Cross-site scripting
CVE: CVE-2026-2868
Published: 4 May 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow attackers to run scripts in visitors' browsers or hijack admin sessions.
Source: Data imported from Wordfence Intelligence (advisory cc540e5c-180f-4743-b1fb-608aa0e3ae79). Methodology and redistribution notes

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