GCD AI RADAR
incidents/AIR-2026-0241

Langflow Remote Code Execution via MCP Stdio Transport

Attack on AI3 Confirmed exploitationInfrastructure vulnerability

Langflow contained a vulnerability allowing authenticated users to achieve remote code execution through unvalidated MCP server configuration commands. Honeypot exploitation attempts were actively observed in the wild.

Details

type
Attack on AI
An AI model, agent or AI-powered product was the thing exploited, abused or leaked.
categories
  • Infrastructure vulnerability
    CVEs and advisories in AI frameworks, inference servers, MCP servers, AI developer tools and hosting stacks.
owasp llm top 10
mitre atlas
no technique for these categories
Both rows are derived from the type and categories (OWASP 2025 edition, ATLAS release 2026.09), not classified per record. How
severity
3 · Confirmed exploitation
Used against real targets; limited or unclear impact.
targets
Framework / tooling
products
Langflow
incident date
5 Oct 2026
first reported
5 Oct 2026
origin
NVD
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
classifier confidence
0.95 · published at or above 0.80; see the methodology
tags
CVE-2026-105740 · rce · langflow · mcp
record
created 2026-10-18 06:33Z · updated 2026-10-18 06:33Z · json

Sources · 2

  1. 2026-10-05
    CVE-2026-105740: Langflow is a tool for building and deploying AI-powered agents and workflows.
    NVD · nvd.nist.gov/vuln/detail/CVE-2026-105740
  2. 2026-10-15
    Langflow's Critical Authenticated RCE Flaw Targeted in 1,423 Honeypot Exploit Attempts
    The Hacker News · thehackernews.com/2026/10/langflows-critical-authenticated-rce.html

Titles and links belong to their publishers. The summary above is written by GCD AI RADAR in its own words; data is CC BY-SA 4.0.

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