| Component | Langflow |
| Severity | medium (CVSS 6.5) |
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| Published (NVD) | 2026-09-04 |
| Last modified | 2026-09-10 |
| Affected versions | langflow >= 1.0.0, < 1.10.3 |
| Fixed in | 1.10.3 |
| Weakness | CWE-22 |
| CISA KEV | not listed |
NVD description
IBM Langflow OSS 1.0.0 through 1.10.2 could allow an authenticated attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system.
What to do
- Upgrade Langflow to
1.10.3or 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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