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CVE-2026-4888

MEDIUM 4.3 CVSS 3.1
Published
May 28, 2026
Last modified
June 17, 2026
NVD status
Deferred
Reported by
security@wordfence.com
Weakness
CWE-862
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Description

The Everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder plugin for WordPress is vulnerable to unauthorized email sending due to a missing capability check on the send_test_email() function in all versions up to, and including, 3.4.7. This makes it possible for authenticated attackers, with Subscriber-level access and above, to send test emails to arbitrary addresses from the server.

Affected WordPress components

  • Everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder with AI Plugin · everest-forms
    Confirmed match Active
    Up to and including 3.4.7
    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

  • wpeverest Everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder — Up to and including 3.4.7

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/everest-forms/tags/3.4.4/includes/class-evf-ajax.php#L1174
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/8bced7df-3e1a-4d7b-9ad0-64be5e18900f?source=cve
  • nvd.nist.gov Official NVD record