| Component | Langflow |
| Severity | high (CVSS 7.7) |
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N |
| Published (NVD) | 2026-09-04 |
| Last modified | 2026-09-28 |
| Affected versions | langflow >= 1.0.0, < 1.11.3 |
| Fixed in | 1.11.3 |
| Weakness | CWE-918 |
| CISA KEV | not listed |
NVD description
IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to obtain sensitive information from internal services due to a URL parser discrepancy.
What to do
- Upgrade Langflow to
1.11.3or later. - Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
Read more
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