Code Injection in IBM Langflow OSS

Publication date: 2026-09-10

Last updated on: 2026-09-10

Assigner: IBM Corporation

Description

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote attacker to execute arbitrary code due to code injection during graph construction.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-09-10

Last Modified

2026-09-10

Generated

2026-09-11

AI Q&A

2026-09-11

EPSS Evaluated

N/A

NVD

CVE-2026-81204

Affected Vendors & Products

Vendor	Product	Version / Range
ibm	langflow_oss	From 1.0.0 (inc) to 1.11.5 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-94	The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

Attack-Flow Graph

Executive Summary

IBM Langflow OSS versions 1.0.0 through 1.11.5 are vulnerable to arbitrary code execution due to code injection during graph construction. This means an attacker could remotely inject and execute malicious code on the affected system.

Impact Analysis

This vulnerability allows remote attackers to execute arbitrary code on your system. This could lead to unauthorized access, data theft, system compromise, or further network infiltration if exploited.

Mitigation Strategies

Update IBM Langflow OSS to a version beyond 1.11.5 to address the code injection vulnerability during graph construction.

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