CVE-2026-7803

CRITICAL

IBM Langflow OSS - Flow Validation Bypass via Empty Component Type Field

Title source: rule
STIX 2.1

Description

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.

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory patch
https://www.ibm.com/support/pages/node/7278445

Scores

CVSS v3 9.8
EPSS 0.0036
EPSS Percentile 27.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-20
Status published
Products (2)
IBM/Langflow OSS 1.0.0 - 1.10.0
langflow/langflow 1.0.0 - 1.10.0
Published Jun 30, 2026
Tracked Since Jul 01, 2026