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CISA Known Exploited Vulnerability

This CVE is actively exploited in the wild. CISA mandates federal agencies to patch immediately.

CVE

CVE-2025-3248

9.8

CVSScritical

Exploitable remotely over the internet · no authentication required.

Description

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.

Attack Vector

Network

Privileges Req.

None

User Interaction

None

langflow

Updated Nov 7, 2026View on NVD →

S4E scanner

criticalProduct Based Web Vulnerabilities~10 seconds

CVE-2025-3248 Scanner

CVE-2025-3248 Scanner - Remote Code Execution vulnerability in Langflow AI

Used 2.8k times · 3.4k assets checked · domain, subdomain, ipv4

Scanner page →Run scanner

CVE history: langflow

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