---
cve: "CVE-2026-86123"
severity: "HIGH"
cvss: 8.7
epss: "19.6%"
vendor: "Generic Security"
kev: false
exploited: false
published: "2026-09-05 10:16:43"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-05T16:45:46+02:00"
---

# CVE-2026-86123

> 8.7 HIGH

## Beschreibung

SQL Chat contains four unauthenticated API endpoints that accept client-supplied database connection parameters and execute arbitrary SQL queries against attacker-specified hosts. Attackers can connect to internal databases, execute SQL commands, enumerate schemas, and pivot into the server's network without authentication.

## CVSS-Vektor

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

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

## Referenzen

- <https://github.com/sqlchat/sqlchat>
- <https://github.com/sqlchat/sqlchat/blob/665af875413affadfeefff81794f1d7758782bc2/src/pages/api/connection/execute.ts>
- <https://github.com/sqlchat/sqlchat/blob/665af875413affadfeefff81794f1d7758782bc2/src/pages/api/connection/test.ts>
- <https://github.com/sqlchat/sqlchat/issues/189>
- <https://www.vulncheck.com/advisories/sql-chat-unauthenticated-database-connection-proxy-in-the-api-connection-endpoints>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-86123) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_