CVE-2026-7803 | IBM Langflow OSS 1.0.0 through 1.10.0 could allow arbitrary … | CVSS 9.8 CRITICAL

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.

Metadata

CVE ID: CVE-2026-7803
State: PUBLISHED
Assigner: ibm
Reserved: 2026-05-04 20:01 UTC
Published: 2026-06-30 19:15 UTC
Last updated: 2026-06-30 19:54 UTC
Primary CWE: CWE-20
CWE-20 Improper Input Validation
Vendor / Product: IBM / Langflow OSS
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
IBM	Langflow OSS	—	1.0.0 ≤ 1.10.0

Weakness (CWE)

CWE	Source	Description
CWE-20	cna	CWE-20 Improper Input Validation

CVSS scores (1)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References (1)

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