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.

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Vendors Products
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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

Wed, 16 Sep 2026 01:15:00 +0000

Type Values Removed Values Added
First Time appeared Langflow
Langflow langflow
CPEs cpe:2.3:a:langflow:langflow:*:*:*:*:*:*:*:*
Vendors & Products Langflow
Langflow langflow

Fri, 11 Sep 2026 23:45:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


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

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cve-icon MITRE

Status: PUBLISHED

Assigner: ibm

Published:

Updated: 2026-09-12T03:55:44.131Z

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

Link: CVE-2026-79742

cve-icon Vulnrichment

Updated: 2026-09-11T18:46:31.754Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-10T22:17:00.780

Modified: 2026-09-16T00:55:39.277

Link: CVE-2026-79742

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-11T07:15:16Z

Weaknesses