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CVE-2026-114427

MEDIUM 6.8 CVSS 3.1
Published
November 6, 2026
Last modified
November 6, 2026
NVD status
Deferred
Reported by
contact@wpscan.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

Description

The GutenKit WordPress plugin before 2.5.5 does not properly sanitize custom CSS saved against a post before printing it inside an inline style block on the published page, allowing users with the Author role and above to break out of the style element and store JavaScript that executes in the browser of any visitor who views the post. Exploitation affects sites running WordPress below 7.0.

Affected WordPress components

  • GutenKit – Page Builder Blocks, Patterns, and Templates for Gutenberg Block Editor Plugin · gutenkit-blocks-addon
    Confirmed match Active
    From 2.5.0 (including) to 2.5.5 (excluding)
    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

  • Unknown GutenKit — From 2.5.0 (including) to 2.5.5 (excluding)

References

  • wpscan.com https://wpscan.com/vulnerability/c5380cc6-55e5-4ccd-8b83-c611139800b1/
  • nvd.nist.gov Official NVD record