PYSEC-2026-2568
Langflow: Cleartext Storage of Authentication Settings in Project Creation Endpoint
At a glance
- Published
- Updated
- CVE
- CVE-2026-6598
- Aliases
- GHSA-9jpj-cph8-w449
- CVSS_V3
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- CVSS_V4
- CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
Description
A security vulnerability has been detected in langflow-ai langflow up to 1.8.3. The affected element is the function create_project/encrypt_auth_settings of the file src/backend/base/Langflow/api/v1/projects.py of the component Project Creation Endpoint. Such manipulation of the argument auth_settings leads to cleartext storage in a file or on disk. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected packages
| Package | Versions |
|---|---|
| PyPI · langflow | introduced 0, fixed 1.9.1 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-6598 ADVISORY
- https://github.com/langflow-ai/langflow/commit/45325f6376309a91f5017fa033a96c09c7e295e3 WEB
- https://gist.github.com/chenhouser2025/77adb3486c06c635ae4b09a3eaf90213 WEB
- https://github.com/langflow-ai/langflow PACKAGE
- https://vuldb.com/submit/791921 WEB
- https://vuldb.com/vuln/358233 WEB
- https://vuldb.com/vuln/358233/cti WEB
- https://pypi.org/project/langflow PACKAGE
- https://github.com/advisories/GHSA-9jpj-cph8-w449 ADVISORY
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — PyPA Advisory Database |