PT-2026-89625 · Ibm · Langflow Oss

CVE-2026-81204

·

Published

2026-09-10

·

Updated

2026-09-11

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🚨Critical - IBM Langflow OSS Graph Construction Code Injection (CVE-2026-81204)
IBM Langflow OSS graph construction accepts attacker-controlled node/graph definitions that can inject code during graph build due to missing execution guards and incomplete security controls. Remote exploitation enables arbitrary code execution on the Langflow host. Deployments that do not accept untrusted graphs are not impacted.
👉Affected: langflow 1.0.0-1.11.5

Fix

Code Injection

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

CVE-2026-81204

Affected Products

Langflow Oss