CVE-2026-17633: Langflow OSS is affected by arbitrary code execution in component generation, validation, and custom component handling

Published Aug 5, 2026
·
Updated

IBM Langflow OSS 1.0.0 through 1.10.3 could allow a remote authenticated attacker to execute arbitrary code due to code injection.

Affected Software

2 affected components
IBM Langflow OSS<=1.0.0-1.10.3
Langflow Langflow>=1.0.0<1.11.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Langflow OSS to a version that resolves this vulnerability.

    Fixed in 1.11.0

Event History

Aug 5, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
CVE Published
via MITRE·06:33 PM
Data Sourced
via MITRE·06:33 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·07:17 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2026-17633?

CVE-2026-17633 has a risk score of 77, indicating a high severity level.

2

How do I fix CVE-2026-17633?

To remediate CVE-2026-17633, update to the latest version of IBM Langflow OSS that addresses the code injection vulnerability.

3

What type of vulnerability is CVE-2026-17633?

CVE-2026-17633 is classified as a code injection vulnerability.

4

Who is affected by CVE-2026-17633?

CVE-2026-17633 affects users of IBM Langflow OSS who may be susceptible to remote code execution by authenticated attackers.

5

What impact does CVE-2026-17633 have?

CVE-2026-17633 enables remote authenticated attackers to execute arbitrary code on affected systems.

Contact

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