---
cve: "CVE-2026-46440"
severity: "HIGH"
cvss: 7.5
epss: "25%"
vendor: "FlowiseAI"
kev: false
exploited: false
published: "2026-06-08 15:29:40"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-05T19:02:56+02:00"
---

# CVE-2026-46440

> 7.5 HIGH · 🧪 PoC

## Beschreibung

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.1.2, the checkBasicAuth endpoint validates credentials in plaintext without rate limiting and with direct comparison. This issue has been patched in version 3.1.2.

## CVSS-Vektor

```
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
```

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

## Patch verfügbar (OSV)

- 4114b3b506e7bbee155141175a2ba48e426919dd (Commit)

## Referenzen

- <https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-php6-83fg-gw3g>
- <https://github.com/FlowiseAI/Flowise/releases/tag/flowise%403.1.2>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-46440) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_