Vulnerability DatabaseCVE-2026-85025
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CVE-2026-85025
Published:September 10, 2026
Updated:September 22, 2026
IBM Langflow OSS 1.0.0 through 1.11.5 Langflow could allow an unauthenticated attacker to execute arbitrary code and access or modify chat sessions through publicly shared MCP project endpoints due to improper enforcement of public-flow security restrictions and session isolation controls.
Affected Packages
https://github.com/langflow-ai/langflow.git (GITHUB):
Affected version(s) >=v1.6.8 <v1.11.5
Fix Suggestion:
Update to version v1.11.5
langflow-base (PYTHON):
Affected version(s) >=0.6.0 <0.11.5
Fix Suggestion:
Update to version 0.11.5
Related Resources (1)
https://www.ibm.com/support/pages/node/7286666
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CVSS v4
Base Score:
9.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
9.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Incorrect Authorization
CWE-863
EPSS
Base Score:
0.43