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Everest Forms CVE-2026-4888

| EUVD-2026-32678 MEDIUM
Missing Authorization (CWE-862)
2026-05-28 security@wordfence.com GHSA-c5fm-9qvp-83r3
4.3
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

Lifecycle Timeline

2
Analysis Generated
May 28, 2026 - 00:26 vuln.today
CVE Published
May 28, 2026 - 00:16 nvd
MEDIUM 4.3

DescriptionNVD

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.

AnalysisAI

Unauthorized email sending in the Everest Forms WordPress plugin (all versions up to and including 3.4.7) permits any authenticated attacker with Subscriber-level access or higher to dispatch test emails to arbitrary external addresses from the hosting server. The root cause is a missing capability check on the AJAX-exposed send_test_email() function (CWE-862), enabling low-privilege users to invoke a privileged server action without authorization. …

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CVE-2026-4888 vulnerability details – vuln.today

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