---
cve: "CVE-2026-81342"
severity: "MEDIUM"
cvss: 4.7
epss: "17%"
vendor: "Unknown"
kev: false
exploited: false
published: "2026-08-29 06:17:58"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-02T11:08:53+02:00"
---

# CVE-2026-81342

> 4.7 MEDIUM

## Beschreibung

The MasterStudy LMS WordPress Plugin  WordPress plugin before 3.7.43 does not validate a redirect parameter supplied during user registration before using it, allowing unauthenticated attackers to redirect users to arbitrary external URLs.

## CVSS-Vektor

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

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

## Referenzen

- <https://wpscan.com/vulnerability/f6f89b50-3087-4fb6-ba12-93fdc1bcc9ed/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-81342) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_