CVE-2026-4888

Everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder <= 3.4.7 - Missing Authorization to Authenticated (Subscriber+) Email Sending

Published May 27, 2026 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Wordpress
Wordpress wordpress
Wpeverest
Wpeverest everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder
Vendors & Products Wordpress
Wordpress wordpress
Wpeverest
Wpeverest everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder <= 3.4.7 - Missing Authorization to Authenticated (Subscriber+) Email Sending
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Wordfence
Published
Updated
May 28, 2026, 12:29 AM
Reserved
Mar 26, 2026, 11:48 AM
Status
Deferred
Published
May 28, 2026, 12:16 AM
Modified
Jun 17, 2026, 10:57 AM