# CVE-2026-73484

## Summary

- **CVE ID:** CVE-2026-73484
- **Severity:** HIGH
- **CVSS Score:** 8.6 (CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N)
- **CWE:** CWE-184
- **Published:** Aug 13, 2026
- **Last Modified:** Aug 13, 2026

## 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.

## Affected Products

- FlowiseAI — Flowise (0)
- FlowiseAI — Flowise (3.1.3)

## References

- [CNA](https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-x58f-9m57-qc4m)
- [CNA](https://www.vulncheck.com/advisories/flowise-before-sandbox-escape-via-pandas-methods)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.44%
- **EPSS Percentile:** 37.4

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._