CVE-2026-9198

nvd nist nuclei

Published: Jul 17, 2026Modified: Aug 17, 2026CISA KEV

9.8

Vector

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

Exploitability: 3.9 / Impact: 5.9

Source: psirt@us.ibm.com (Secondary)

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

Affected (1)

Products: Langflow: Langflow

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Langflow Langflow	From 1.0.0 to 1.10.1

Related CWEs

Improper Control of Generation of Code ('Code Injection')

The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

References (2)

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

Source: psirt@us.ibm.com

Vendor Advisory

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-9198

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

US Government Resource

Timeline

No history available yet.