Vulnerability DatabaseCVE-2026-9077
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CVE-2026-9077
Published:August 05, 2026
Updated:August 31, 2026
IBM Langflow OSS 1.0.0 through 1.10.3 Langflow allows remote authenticated attackers to bypass localhost-only restrictions and write arbitrary MCP server configurations to IDE configuration files on the host system.
Affected Packages
langflow (CONDA):
Affected version(s) >=1.10.1 <1.11.1
Fix Suggestion:
Update to version 1.11.1
langflow (PYTHON):
Affected version(s) >=1.0.0 <1.11.0
Fix Suggestion:
Update to version 1.11.0
Related Resources (1)
https://www.ibm.com/support/pages/node/7282147
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CVSS v4
Base Score:
8.4
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
LOW
Subsequent System Integrity
HIGH
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Reliance on Untrusted Inputs in a Security Decision
CWE-807
EPSS
Base Score:
0.32