CVE-2026-8056: Parameter Injection Vulnerability in API Graph Execution Engine

Published Jul 2, 2026
·
Updated

IBM Langflow OSS 1.0.0 through 1.10.0 allows authenticated users to override component parameters at runtime via the API. A critical security flaw exists in the parameter filtering mechanism within the applytweaks() function.

Other sources

Langflow OSS allows authenticated users to override component parameters at runtime via the API. A critical security flaw exists in the parameter filtering mechanism within the applytweaks() function.

IBM

Affected Software

6 affected components
IBM Langflow OSS>=1.0.0<=1.10.0
IBM Langflow OSS<=1.0.0-1.10.0
All of the following
Langflow Langflow>=1.0.0<1.10.1
Any of the following
Apple macOS
Linux Linux kernel
Microsoft Windows

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Langflow OSS to a version that resolves this vulnerability.

    Fixed in 1.10.1

Event History

Jul 2, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
Jul 17, 2026
CVE Published
via MITRE·07:13 PM
Data Sourced
via MITRE·07:13 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·08:17 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2026-8056?

CVE-2026-8056 has a high severity rating of 8.8.

2

How do I fix CVE-2026-8056?

To fix CVE-2026-8056, upgrade IBM Langflow OSS to version 1.10.1 or later.

3

What type of vulnerability is CVE-2026-8056?

CVE-2026-8056 is a Parameter Injection Vulnerability in the API Graph Execution Engine.

4

Who is affected by CVE-2026-8056?

Authenticated users of IBM Langflow OSS versions 1.0.0 through 1.10.0 are affected by CVE-2026-8056.

5

What can attackers do with CVE-2026-8056?

Attackers can override component parameters at runtime due to the flaw in the parameter filtering mechanism.

Contact

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