---
cve: "CVE-2025-23197"
severity: "MEDIUM"
cvss: 6.5
epss: "44%"
vendor: "matrix-org"
kev: false
exploited: false
published: "2025-01-27 18:15:41"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-10T10:57:48+02:00"
---

# CVE-2025-23197

> 6.5 MEDIUM · 🧪 PoC

## Beschreibung

matrix-hookshot is a Matrix bot for connecting to external services like GitHub, GitLab, JIRA, and more. When Hookshot 6 version 6.0.1 or below, or Hookshot 5 version 5.4.1 or below, is configured with GitHub support, it is vulnerable to a Denial of Service (DoS) whereby it can crash on restart due to a missing check. The impact is greater to you untrusted users can add their own GitHub organizations to Hookshot in order to connect their room to a repository. This vulnerability is fixed in 6.0.2 and 5.4.2.

## CVSS-Vektor

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

| 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 | Keine | good |
| A Verfügbarkeit | Hoch | bad |

## Patch verfügbar (OSV)

- 80c87c4bfc86082ed1a22b333f848ea25a3c68b3 (Commit)
- 916592b0a7871fe968b4dd956bc518d85922bf4a (Commit)

## Referenzen

- <https://github.com/matrix-org/matrix-hookshot/security/advisories/GHSA-cr4q-jf47-3645>
- <https://github.com/matrix-org/matrix-hookshot/commit/e51d8210233ac759e7f7dfebc2c4f1bf6ce94802>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-23197) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_