CVE-2026-9202 Details
Description
IBM Langflow OSS 1.0.0 through 1.10.0 allows unauthenticated attackers to create unlimited user accounts on any Langflow instance; when NEW_USER_IS_ACTIVE=true (documented deployment option), newly created accounts are immediately active and can authenticate to reach RCE endpoints, bypassing the need for AUTO_LOGIN.
A vulnerability in IBM Langflow OSS versions 1.0.0 through 1.10.0 allows unauthenticated attackers to create an unlimited number of user accounts on any affected instance. When the 'NEW_USER_IS_ACTIVE' option is set to true, newly created accounts are immediately active and can be used to authenticate and access remote code execution endpoints, bypassing the need for automatic login. Even if accounts are inactive by default, this vulnerability could still be exploited to create unauthorized accounts for resource exhaustion or dormant-account scenarios.
Users are advised to upgrade IBM Langflow OSS to version 1.10.1. Instructions for downloading this version are available on the Python Package Index (PyPI) website.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 17, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.ibm.com/support/pages/node/7278929 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-306 | Missing Authentication for Critical Function | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| langflow langflow | >= 1.0.0, < 1.10.1 |
CPE
Remediation
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Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 24, 2026 | Initial Analysis | [email protected] |
| Jul 18, 2026 | CVE Modified | CISA-ADP |
| Jul 17, 2026 | CVE Modified | CISA-ADP |
| Jul 17, 2026 | New CVE Received | [email protected] |