CVE-2026-9205

Langflow: Weak Fernet Key via random.seed()

Published 5 Aug 2026Modified 24 Oct 2026CWE 338

In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

GHSA9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Trivy's own label is CRITICAL. Rated critical by NVD, GHSA.

Description

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

Affected packages and fixed versions

Source	Package	Fixed in
pip::GitHub Security Advisory pip	langflow	1.10.1

References

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RecordsEach decision is recorded with the policy that ran and its hash, then sealed under a signed checkpoint.

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