Vulnerability · Published May 27, 2026 · Assigned by Wordfence
CVE-2026-4888Everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder <= 3.4.7 - Missing Authorization to Authenticated (Subscriber+) Email Sending
Medium 4.3
In plain English
A medium-severity missing authorization in Everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder from wpeverest. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).
Official 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 products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| wpeverest | Everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder | 0 – through 3.4.7 |
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N