What is CVE-2026-9205?

CVE-2026-9205 is a high-severity vulnerability in Ibm Langflow Oss, classified under Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG). CVSS score: 7.4/10. Published 2026-08-05.

How severe is CVE-2026-9205?

High severity. CVSS v3 base score is 7.4 out of 10.

Vulnerability in Ibm Langflow Oss

CVE-2026-9205

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

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Ibm Langflow Oss — versions 1.0.0

Weakness classification (CWE)

CWE-338 — Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

References

psirt@us.ibm.com (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-9205?: CVE-2026-9205 is a high-severity vulnerability in Ibm Langflow Oss, classified under Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG). CVSS score: 7.4/10. Published 2026-08-05.
How severe is CVE-2026-9205?: High severity. CVSS v3 base score is 7.4 out of 10.