IBM Langflow Code Injection Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 04/08/2026. Patch affected systems as an emergency.
| Package | Affected versions | Patched versions |
|---|---|---|
| langflow | ≥ 1.0.0, < 1.10.1 | 1.10.1 |
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
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