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CVE-2026-2951

MEDIUM 5.4 CVSS 3.1
Published
April 23, 2026
Last modified
June 17, 2026
NVD status
Deferred
Reported by
security@wordfence.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Description

The Gutentor – Gutenberg Blocks – Page Builder for Gutenberg Editor plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 3.5.5 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.

Affected WordPress components

  • Gutentor – Gutenberg Blocks – Page Builder for Gutenberg Editor Plugin · gutentor
    Confirmed match Active
    Up to and including 3.5.5
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • gutentor Gutentor – Gutenberg Blocks – Page Builder for Gutenberg Editor — Up to and including 3.5.5

References