CVE-2026-56273
Flowise - Path Traversal in Vector Store basePath Parameter
- State
- Published
- Severity
- 4.9 Medium
- Published
- Jul 8, 2026
- Updated
- Jul 9, 2026
- Reserved
- Jun 20, 2026
Description
Flowise before 3.1.0 contains a path traversal vulnerability in Faiss and SimpleStore vector store implementations that accept unsanitized basePath parameters from authenticated users. Attackers with valid API tokens can write vector store data to arbitrary filesystem locations, potentially enabling code execution or data exfiltration.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 4.9 Medium | CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:H/SA:N | VulnCheck |
| 3.1 | 6.5 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N | VulnCheck |
Weaknesses
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Affected Products
| Product | Versions |
|---|---|
FlowiseFlowise |
|
FlowiseFlowise |
|
References
- GitHub Security Advisory (GHSA-w6v6-49gh-mc9w)vendor-advisory
- VulnCheck Advisory: Flowise - Path Traversal in Vector Store basePath Parameterthird-party-advisory
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