---
cve: "CVE-2025-3248"
severity: "CRITICAL"
cvss: 9.8
epss: "100%"
vendor: "langflow-ai"
kev: true
exploited: true
published: "2025-04-07 15:15:44"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-08T09:38:01+02:00"
---

# CVE-2025-3248

> 9.8 CRITICAL · ⚠️ CISA KEV (491 Tage) · 🔓 Exploited · 🧪 PoC

## Beschreibung

Langflow versions prior to 1.3.0 are susceptible to code injection in 
the /api/v1/validate/code endpoint. A remote and unauthenticated attacker can send crafted HTTP requests to execute arbitrary
code.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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 | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Exploit-Evidenz

- [EDB-52364 — Langflow 1.2.x - Remote Code Execution (RCE)](https://www.exploit-db.com/exploits/52364)
- [EDB-52262 — Langflow 1.3.0 -  Remote Code Execution (RCE)](https://www.exploit-db.com/exploits/52262)

## Patch verfügbar (OSV)

- 6c2ff92ccf083f038d9a97a749b4e0f30a60247a (Commit)

## Referenzen

- <https://github.com/langflow-ai/langflow/pull/6911>
- <https://github.com/langflow-ai/langflow/releases/tag/1.3.0>
- <https://www.horizon3.ai/attack-research/disclosures/unsafe-at-any-speed-abusing-python-exec-for-unauth-rce-in-langflow-ai/>
- <https://www.vulncheck.com/advisories/langflow-unauthenticated-rce>
- <https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-3248>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-3248) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_