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IBM Langflow Desktop CVE-2026-6543

| EUVD-2026-26448 HIGH
Code Injection (CWE-94)
2026-04-30 ibm
8.8
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

5
Analysis Generated
Apr 30, 2026 - 22:01 vuln.today
EUVD ID Assigned
Apr 30, 2026 - 21:45 euvd
EUVD-2026-26448
Analysis Generated
Apr 30, 2026 - 21:45 vuln.today
Patch released
Apr 30, 2026 - 21:45 nvd
Patch available
CVE Published
Apr 30, 2026 - 21:11 nvd
HIGH 8.8

DescriptionNVD

IBM Langflow Desktop 1.0.0 through 1.8.4 Langflow allows an attacker to execute arbitrary commands with the privileges of the process running Langflow. This allows reading sensitive environment variables (API keys, DB credentials), modifying files, or launching further attacks on the internal network.

AnalysisAI

Remote code execution in IBM Langflow Desktop 1.0.0 through 1.8.4 allows authenticated attackers to execute arbitrary commands at the privilege level of the Langflow process. Attackers can exfiltrate API keys and database credentials from environment variables, modify application files, or pivot to internal network targets. …

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RemediationAI

Within 24 hours: Identify all systems running IBM Langflow Desktop 1.0.0-1.8.4 and restrict network access to affected instances. Within 7 days: Apply vendor patch to upgrade all affected Langflow Desktop installations to version 1.8.5 or later (exact patch version per IBM advisory). …

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CVE-2026-6543 vulnerability details – vuln.today

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