| Component | Langflow |
| Severity | medium (CVSS 6.1) |
| CVSS vector | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
| Published (NVD) | 2026-06-23 |
| Last modified | 2026-06-24 |
| Affected versions | langflow < 1.7.0 |
| Fixed in | 1.7.0 |
| Weakness | CWE-613 |
| CISA KEV | not listed |
NVD description
Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.7.0, the logout button does not clear the session. The previous user stays logged in unless another user explicitly logs in. This vulnerability is fixed in 1.7.0.
What to do
- Upgrade Langflow to
1.7.0or later. - Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
- NVD: CVE-2026-55423
- https://github.com/langflow-ai/langflow/security/advisories/GHSA-7hw8-6q6r-4276
- https://github.com/langflow-ai/langflow/pull/10527
- https://github.com/langflow-ai/langflow/pull/10528
Read more
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