---
cve: "CVE-2026-55423"
severity: "MEDIUM"
cvss: 6.1
epss: "0.2%"
vendor: "langflow-ai"
kev: false
exploited: false
published: "2026-06-23 17:17:08"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-20T13:40:01+02:00"
---

# CVE-2026-55423

> 6.1 MEDIUM · 🧪 PoC

## Beschreibung

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.7.0, the logout button does not clear the session. The previous user stays logged in unless another user explicitly logs in. This vulnerability is fixed in 1.7.0.

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- b6ed2bc4d9d6a00e4bd8363495edfec6f091ccfc (Commit)

## Referenzen

- <https://github.com/langflow-ai/langflow/security/advisories/GHSA-7hw8-6q6r-4276>
- <https://github.com/langflow-ai/langflow/pull/10527>
- <https://github.com/langflow-ai/langflow/pull/10528>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-55423) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_