CVE-2026-9198

CriticalCVSS 9.8/10Known exploited (CISA KEV)Last modified Oct 24, 2026

Description

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

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-94

Affected software

No affected versions have been published.

Timeline

Published: Jul 17, 2026
Last modified: Oct 24, 2026
Added to CISA KEV: Aug 4, 2026
NVD status: Analyzed

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