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CVE-2026-86834

LOW 3.7 CVSS 3.1
Published
October 3, 2026
Last modified
October 6, 2026
NVD status
Deferred
Reported by
contact@wpscan.com
Weakness
CWE-200
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Description

The MetForm WordPress plugin before 4.3.1 does not properly restrict access to a debug file it writes to the web root on every form submission when its HubSpot Forms integration is enabled, allowing unauthenticated attackers to read upstream API response data, including correlation identifiers and cookies.

Affected WordPress components

  • MetForm – Contact Form, Survey, Quiz, Conditional Forms, Form Templates & Custom Form Builder for Elementor Plugin · metform
    Confirmed match Active
    From 2.2.1 (including) to 4.3.1 (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 MetForm — From 2.2.1 (including) to 4.3.1 (excluding)

References

  • wpscan.com https://wpscan.com/vulnerability/a56b7e26-9070-4c38-bdc1-7289b5829638/
  • nvd.nist.gov Official NVD record