CVE-2026-17624
Received Received - Intake

Remote Code Execution in IBM Langflow OSS

Publication date: 2026-08-05

Last updated on: 2026-08-05

Assigner: IBM Corporation

Description
IBM Langflow OSS 1.0.0 through 1.10.3, 1.0.0 through 1.10.3, 1.0.0 through 1.10.3, 1.0.0 through 1.10.3, 1.0.0 through 1.10.3, 1.0.0 through 1.10.3, and 1.0.0 through 1.10.3 could allow a remote authenticated attacker to execute arbitrary code due to improper validation of module imports.

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Meta Information

Published
2026-08-05
Last Modified
2026-08-05
Generated
2026-08-05
AI Q&A
2026-08-05
EPSS Evaluated
N/A
NVD
CVE-2026-17624
EUVD
EUVD-2026-53578

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
ibm langflow_oss From 1.0.0 (inc) to 1.10.3 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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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.

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Executive Summary

This vulnerability in IBM Langflow OSS 1.0.0 through 1.10.3 allows a remote authenticated attacker to execute arbitrary code due to improper validation of module imports. The flaw stems from weak input validation and security controls in component generation and custom Python component handling.

Detection Guidance

To detect this vulnerability, check the installed version of IBM Langflow OSS. Run commands like 'pip show langflow' or 'langflow --version' to verify if your version is between 1.0.0 and 1.10.3. Inspect logs for unusual code execution or module import attempts, especially from remote authenticated users.

Impact Analysis

An attacker could exploit this to bypass restrictions and execute crafted Python code, potentially leading to full system compromise. This includes unauthorized access, data theft, or further network infiltration if the system is connected to a broader environment.

Compliance Impact

This vulnerability could lead to unauthorized data access or exfiltration, violating GDPR's data protection requirements and HIPAA's safeguards for protected health information. Non-compliance may result in legal penalties, reputational damage, and loss of trust.

Mitigation Strategies

Immediately upgrade IBM Langflow OSS to version 1.11.0 or later. If upgrading is not possible, restrict network access to Langflow instances and monitor for suspicious activity. Disable custom Python component handling if not required.

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