4.3Medium

CVE-2026-4888Everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder <= 3.4.7 - Missing Authorization to Authenticated (Subscriber+) Email Sending

wpeverest Everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder Published: 2026-05-28 02:26 (5 months ago)

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.

Weakness (CWE): CWE-862

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

Vendor	Product	Versions
wpeverest	Everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder	≤ 3.4.7

References and patches

CVSS score

4.3Medium

Source: Wordfence · CVSS 3.1

Attack vector: Network
Attack complexity: Low
Privileges required: Low
User interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: Low
Availability: None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

All scores (2)

cna	CVSS 3.1	4.3Medium
security@wordfence.com	CVSS 3.1	4.3Medium

EPSS (chance of exploitation in 30 days)

0.27%

higher than 20% of all CVEs

CISA assessment (SSVC)

Exploitation: none
Automatable: no
Technical impact: partial

Timeline

ID reserved2026-03-26
Published2026-05-28 02:26
Reached IP-DB2026-10-24 23:49
Last updated2026-06-17 13:57

Assigned by (CNA): Wordfence
NVD status: Deferred

View at source: CVE.org · NVD

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