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CVE-2026-56273 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

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.

Metrics

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:4.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CNA: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-w6v6-49gh-mc9w	CISA-ADP	AdvisoryExploitRemedyVendor
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-w6v6-49gh-mc9w	[email protected]	AdvisoryExploitRemedyVendor
https://www.vulncheck.com/advisories/flowise-path-traversal-in-vector-store-basepath-parameter	[email protected]	Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-22	Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')	[email protected]

Affected Products

Product	Versions
Flowise	<= 3.0.13 (semver)
CPE cpe:2.3:a:flowiseai:flowise:::::::: Remediation Upgrade: 3.1.0moderate effort

Change History

2 change records found show changes

Date	Action	Recorded By
Jul 9, 2026	CVE Modified	CISA-ADP
Jul 8, 2026	New CVE Received	[email protected]