CVE-2026-9205

critical

Description

IBM Langflow OSS contains a weak cryptographic key derivation vulnerability in the ensure_fernet_key() function.

References

https://www.ibm.com/support/pages/node/7282648

https://github.com/langflow-ai/langflow/security/advisories/GHSA-jxw3-mjmx-3pqm

https://github.com/langflow-ai/langflow/pull/13704

https://github.com/langflow-ai/langflow/commit/094694d3f20c1da499f4d8dbac15c510609e3026

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-53547

Details

Source: Mitre, NVD

Published: 2026-08-05

Updated: 2026-08-07

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

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

Severity: Critical

EPSS

EPSS: 0.00302