---
cve: "CVE-2026-4888"
severity: "MEDIUM"
cvss: 4.3
epss: "28%"
vendor: "WPEverest"
kev: false
exploited: false
published: "2026-05-28 00:16:43"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-06T11:57:06+02:00"
---

# CVE-2026-4888

> 4.3 MEDIUM

## Beschreibung

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.

## CVSS-Vektor

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

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Keine | good |
| I Integrität | Gering | warn |
| A Verfügbarkeit | Keine | good |

## Referenzen

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

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-4888) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_