CVE-2026-9205 IBM Langflow OSS contains a weak cryptographic key derivation vulnerability in the ensure_fernet_key() function

Description

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

Affected products and versions

Product	Affected versions	Fixed in
Langflow OSS 1.0	1.0.0 → 1.10.3	No fix stated

Other CVEs of Langflow OSS

The 176 CVEs of Langflow OSS →

CVE-2026-18894 IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote attacker to trigger pre-existing stored Python component code… 6.5 Medium CVE-2026-77817 IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote authenticated attacker to obtain sensitive information due to… 6.5 Medium CVE-2026-77819 IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to overwrite arbitrary files due to… 6.5 Medium CVE-2026-90991 IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote authenticated attacker to cause a denial of service due to… 6.5 Medium