CVE-2026-104335

Analyzed Analyzed - Analysis Complete

Remote Code Execution in IBM Langflow OSS

Publication date: 2026-10-07

Last updated on: 2026-10-09

Assigner: IBM Corporation

Description

IBM Langflow OSS 1.0.0 through 1.12.2 could allow a remote authenticated attacker to execute arbitrary code due to improper access control.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-10-07

Last Modified

2026-10-09

Generated

2026-10-19

AI Q&A

2026-10-07

EPSS Evaluated

2026-10-18

NVD

CVE-2026-104335

EUVD

EUVD-2026-94105

Affected Vendors & Products

Vendor	Product	Version / Range
langflow	langflow	From 1.0.0 (inc) to 1.12.3 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-284	The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This vulnerability allows a remote authenticated attacker to execute arbitrary code on affected systems due to improper access control in IBM Langflow OSS versions 1.0.0 through 1.12.2.

Detection Guidance

To detect this vulnerability, check the installed version of IBM Langflow OSS. If the version is between 1.0.0 and 1.12.2, the system is vulnerable. Use commands like 'pip show langflow' or 'langflow --version' to verify the installed version.

Impact Analysis

An attacker could gain control of the system, steal data, install malware, or disrupt operations. The high CVSS score (8.8) indicates significant risk as it requires only low attack complexity and no user interaction.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, potentially violating GDPR (data protection) and HIPAA (health information privacy) requirements. Organizations must address it to maintain compliance.

Mitigation Strategies

Upgrade Langflow OSS to version 1.12.3 or later to address the improper access control vulnerability.

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