---
cve: "CVE-2025-54525"
severity: "HIGH"
cvss: 7.5
epss: "33%"
vendor: "Mattermost"
kev: false
exploited: false
published: "2025-08-11 19:15:30"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-14T01:46:27+02:00"
---

# CVE-2025-54525

> 7.5 HIGH

## Beschreibung

Mattermost Confluence Plugin version <1.5.0 fails to handle unexpected request body which allows attackers to crash the plugin via constant hit to create channel subscription endpoint with an invalid request body.

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- eccd0fdb6730a5a2e5a8e3f9636b27122f024e47 (Commit)

## Referenzen

- <https://mattermost.com/security-updates>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-54525) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_