IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute arbitrary code due to an incomplete environment variable blocklist.

Project Subscriptions

Vendors Products
Langflow Oss Subscribe
Advisories

No advisories yet.

Fixes

Solution

IBM strongly recommends addressing the vulnerability now by upgrading Langflow OSS to version 1.11.6 https://pypi.org/project/langflow/


Workaround

No workaround given by the vendor.

History

Thu, 10 Sep 2026 21:45:00 +0000

Type Values Removed Values Added
Description IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute arbitrary code due to an incomplete environment variable blocklist.
Title Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards
First Time appeared Ibm
Ibm langflow Oss
Weaknesses CWE-94
CPEs cpe:2.3:a:ibm:langflow_oss:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:langflow_oss:1.11.5:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm langflow Oss
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: ibm

Published:

Updated: 2026-09-10T21:39:44.179Z

Reserved: 2026-08-25T14:07:10.317Z

Link: CVE-2026-79742

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses