GitHub Advisoryadvisory · PyPI

GHSA-5jjf-wcvf-923w Langflow has an Information Leak through Incomplete API Key Redaction

LOW Published 2026-04-20 Modified 2026-04-24 Official page ↗
Aliases
CVE-2026-6597
Ecosystem
PyPI
Packages
langflow
Severity
Low
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
Weaknesses
CWE-256
Reviewed
2026-04-24

Affected packages

• PyPI langflow: <= 1.8.3 (no fix yet)

Description

A weakness has been identified in langflow-ai langflow up to 1.8.3. Impacted is the function remove_api_keys/has_api_terms of the file src/backend/base/langflow/api/utils/core.py of the component Flow Using API. This manipulation causes unprotected storage of credentials. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Related

Alias · CVE (1)

  • CVE-2026-6597 A weakness has been identified in langflow-ai langflow up to 1.8.3. vulnerability

Weakness · CWE (1)

  • CWE-256 Plaintext Storage of a Password weakness

References