CVE-2026-6598
mediumpriority · track · 0OT risk · elevatedEPSS 0.002 · 15 %ileDEEUUSEPSS · scored 2026-10-22
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 1.3–5.3
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (7)
Products and version ranges known to be affected.
advisories (3)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2026-1178Langflow: Mehrere SchwachstellenDeutsch2026-04-19csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Langflow ausnutzen, um Dateien zu manipulieren, vertrauliche Informationen offenzulegen oder Cross-Site-Scripting-Angriffe durchzuführen.
- GHSA-9jpj-cph8-w449Langflow: Cleartext Storage of Authentication Settings in Project Creation Endpoint2026-04-20ghsa · osvUS
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.
- PYSEC-2026-2568Langflow: Cleartext Storage of Authentication Settings in Project Creation Endpoint2026-07-13vendor · osvUS
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.
also known as (5)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (10)
External citations — patches, advisories, analysis.
- https://github.com/langflow-ai/langflow/releasesPatchcnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2026-6598cnnvd
- https://gist.github.com/chenhouser2025/77adb3486c06c635ae4b09a3eaf90213enisa_euvd
- https://vuldb.com/submit/791921enisa_euvd
- https://vuldb.com/vuln/358233enisa_euvd
- https://vuldb.com/vuln/358233/ctienisa_euvd
- https://gist.github.com/chenhouser2025/77adb3486c06c635ae4b09a3eaf90213nvd
- https://vuldb.com/submit/791921nvd
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