CVE-2026-7803

CRITICAL 9.8

Flow Validation Bypass via Empty Component Type Field

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

IBM Langflow OSS 1.0.0 through 1.10.0 could allow arbitrary code execution due to improper validation of flow nodes with missing or empty component type fields.

CWE	CWE-20
Vendor	ibm
Product	langflow oss
Published	Jun 30, 2026
Last Updated	Jun 30, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

IBM / Langflow OSS

1.0.0 ≤ 1.10.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

ibm.com: https://www.ibm.com/support/pages/node/7278445

Credits

Jacques Artelle [email protected]