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CVE-2026-73484 Details

Description

Flowise before 3.1.3 contains a sandbox escape vulnerability in pythonCodeValidator.ts that fails to block native Pandas DataFrame methods like to_csv, to_json, pipe, and query. Authenticated attackers can exploit this to exfiltrate uploaded CSV data or write arbitrary files to the server filesystem.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:8.1 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/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-x58f-9m57-qc4m	CISA-ADP	ExploitVendor Advisory
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-x58f-9m57-qc4m	[email protected]	ExploitVendor Advisory
https://www.vulncheck.com/advisories/flowise-before-sandbox-escape-via-pandas-methods	[email protected]	Third Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-184	Incomplete List of Disallowed Inputs	[email protected]

Affected Products

Product	Versions
flowiseai flowise	< 3.1.3
CPE cpe:2.3:a:flowiseai:flowise:::::::: Remediation No remediation found in references.

Change History

3 change records found show changes

Date	Action	Recorded By
Sep 3, 2026	Initial Analysis	[email protected]
Aug 13, 2026	CVE Modified	CISA-ADP
Aug 13, 2026	New CVE Received	[email protected]