CVE-2026-8470

Published Aug 5, 2026

Last updated 18 days ago

Overview

Description
IBM Langflow OSS 1.0.0 through 1.10.3, 1.0.0 through 1.10.3, 1.0.0 through 1.10.3, and 1.0.0 through 1.10.3 use Python's non-cryptographic random module for generating Fernet encryption keys from user secrets under 32 characters. The deterministic Mersenne Twister PRNG produces identical keys for identical seeds, allowing attackers to reproduce encryption keys and decrypt stored API keys and authentication tokens.
Source
psirt@us.ibm.com
NVD status
Analyzed
Products
langflow

Risk scores

CVSS 3.1

Type
Primary
Base score
9.1
Impact score
5.2
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Severity
CRITICAL

Weaknesses

psirt@us.ibm.com
CWE-327

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.