CVE-2026-73484

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.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-x58f-9m57-qc4m	Exploit Vendor Advisory
https://www.vulncheck.com/advisories/flowise-before-sandbox-escape-via-pandas-methods	Third Party Advisory
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-x58f-9m57-qc4m	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:flowiseai:flowise:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-08-13 12:17

Updated : 2026-09-03 18:59

NVD link : CVE-2026-73484

Mitre link : CVE-2026-73484

CVE.ORG link : CVE-2026-73484

JSON object : View

Products Affected

flowiseai

flowise

CWE

CWE-184

Incomplete List of Disallowed Inputs

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