CVE-2026-17630

Langflow is affected by security vulnerabilities in Model Context Protocol features

Published Aug 5, 2026 CVSS 3.1 · 7.2 High EPSS < 1% KEV · Not listed
Description
IBM Langflow OSS 1.0.0 through 1.10.3 could allow a remote attacker to execute arbitrary code due to improper validation of configuration parameters.

Remediation

Vendor Solution

IBM recommends upgrading to Langflow OSS 1.11.0 or newer https://github.com/langflow-ai/langflow/releases

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description IBM Langflow OSS 1.0.0 through 1.10.3 could allow a remote attacker to execute arbitrary code due to improper validation of configuration parameters.
Title Langflow is affected by security vulnerabilities in Model Context Protocol features
First Time appeared Ibm
Ibm langflow Oss
Weaknesses CWE-184
CPEs cpe:2.3:a:ibm:langflow_oss:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:langflow_oss:1.10.3:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm langflow Oss
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Aug 7, 2026, 12:56 PM
Reserved
Jul 27, 2026, 9:11 PM
Status
Analyzed
Published
Aug 5, 2026, 5:16 PM
Modified
Oct 23, 2026, 9:10 PM