---
cve: "CVE-2026-1051"
severity: "MEDIUM"
cvss: 4.3
epss: "0.1%"
vendor: "satollo"
kev: false
exploited: false
published: "2026-01-20 01:22:45"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-10-08T11:48:55+02:00"
---

# CVE-2026-1051

> 4.3 MEDIUM

## Beschreibung

The Newsletter – Send awesome emails from WordPress plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 9.1.0. This is due to missing or incorrect nonce validation on the hook_newsletter_action() function. This makes it possible for unauthenticated attackers to unsubscribe newsletter subscribers via a forged request granted they can trick a logged-in user into performing an action such as clicking on a link.

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **no**
  - Technical Impact: **partial**

## CVSS-Vektor

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

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Erforderlich | good |
| 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/8de2156f-5087-4c16-8e5d-93b5c72ec536?source=cve>
- <https://plugins.trac.wordpress.org/browser/newsletter/tags/9.1.0/unsubscription/unsubscription.php#L141>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2026-1051/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_