---
id: CVE-2026-97678
title: >-
  IBM Langflow OSS 1.0.0 through 1.12.2 could allow a remote authenticated
  attacker to execute arbitrary code due to improper input validation.
summary: >-
  IBM Langflow OSS 1.0.0 through 1.12.2 could allow a remote authenticated
  attacker to execute arbitrary code due to improper input validation.
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-693
vendor: IBM
product: Langflow OSS
affected:
  - langflow_oss >= 1.0.0 <= 1.12.2
published: '2026-10-07'
updated: '2026-10-07'
sourceUpdated: '2026-10-07T01:16:36.517'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-97678'
references:
  - url: 'https://www.ibm.com/support/pages/node/7290694'
    label: psirt@us.ibm.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-07T01:27:17.516Z'
---

## Overview

IBM Langflow OSS 1.0.0 through 1.12.2 could allow a remote authenticated attacker to execute arbitrary code due to improper input validation.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.