---
id: CVE-2026-19302
title: >-
  IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated
  attacker to obtain sensitive information due to improper validation of
  symbolic links.
summary: >-
  IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated
  attacker to obtain sensitive information due to improper validation of
  symbolic links.
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'
cwe:
  - CWE-22
vendor: langflow
product: langflow
affected:
  - 'langflow >= 1.0.0, < 1.11.3'
patched:
  - langflow 1.11.3
published: '2026-09-04'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T22:13:42.027'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-19302'
references:
  - url: 'https://www.ibm.com/support/pages/node/7285641'
    label: psirt@us.ibm.com
tags:
  - nvd
epss: 0.00486
epssPercentile: 0.39164
ingestedAt: '2026-09-08T15:33:26.961Z'
---

## Overview

IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to obtain sensitive information due to improper validation of symbolic links.

## Affected

- `langflow >= 1.0.0, < 1.11.3`

## Remediation

Upgrade past the affected range:

- `langflow 1.11.3`