Code Injection Vulnerability in IBM Langflow Open Source Software
CVE-2026-81204

9.8CRITICAL

Key Information:

Vendor

IBM
Status
Langflow Oss
Vendor
CVE Published:
10 September 2026

What is CVE-2026-81204?

A code injection vulnerability exists in IBM Langflow Open Source Software versions 1.0.0 through 1.11.5. This flaw could enable a remote attacker to execute arbitrary code by exploiting the graph construction process, leading to unauthorized actions and potential system compromise. It is crucial for users to review the software and apply any necessary patches to mitigate this risk.

Affected Version(s)

Langflow OSS 1.0.0 <= 1.11.5

References

https://www.ibm.com/support/pages/node/7286666
vendor-advisorypatch

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.