CVE-2026-8635: Arbitrary Code Execution in Python Interpreter Component

Published Jul 2, 2026
·
Updated

IBM Langflow OSS 1.0.0 through 1.10.0 allows authenticated users to escalate privileges to superuser by directly manipulating the database, execute arbitrary system commands, and achieve full system compromise with Langflow service permissions.

Other sources

Langflow OSS allows authenticated users to escalate privileges to superuser by directly manipulating the database, execute arbitrary system commands, and achieve full system compromise with Langflow service permissions.

— 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·07:02 PM
Data Sourced
via MITRE·07:02 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·08:17 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2026-8635?

The severity of CVE-2026-8635 is critical with a CVSS score of 9.9.

2

How do I fix CVE-2026-8635?

To fix CVE-2026-8635, upgrade IBM Langflow OSS to the latest version that addresses this vulnerability.

3

What type of attack does CVE-2026-8635 allow?

CVE-2026-8635 allows authenticated users to execute arbitrary code and escalate privileges to superuser.

4

Who is affected by CVE-2026-8635?

CVE-2026-8635 affects users of IBM Langflow OSS versions 1.0.0 through 1.10.0.

5

What is the impact of CVE-2026-8635?

The impact of CVE-2026-8635 includes full system compromise through the execution of arbitrary system commands.

Company

Resources

Contact

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