IBM Langflow OSS 1.0.0 through 1.10.0 allows unauthenticated attackers to chain /api/v1/auto_login (mints SUPERUSER tokens to any network caller) with /api/v1/validate/code (executes user code via ex…

Critical CVSS 9.8

CVECVE-2026-9198

First seen2026-07-18 06:15 UTC

Disclosed2026-07-17 18:17 UTC

Last updated2026-07-18 06:15 UTC

Channel statusauto

Summary

IBM Langflow OSS 1.0.0 through 1.10.0 allows unauthenticated attackers to chain /api/v1/auto_login (mints SUPERUSER tokens to any network caller) with /api/v1/validate/code (executes user code via exec()) to achieve full RCE on default Langflow deployments

In-depth triage · Auto channel

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Sources

NVD DATABASE

Original Links

https://www.ibm.com/support/pages/node/7278927

Timeline

2026-07-18 nvd_ingest NVD