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CVE-2026-73484

Flowise before 3.1.3 Sandbox Escape via Pandas Methods

Published: Aug 13, 2026Updated: Sep 3, 2026 Sources: CVE List NVDCWE-184
8.1HIGH
NVD MITRE
EPSS Score
0.4%
Top 62.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:HI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-184

Affected Products

FlowiseAI
oss-projectaka embed, flowise-components, flowise
FlowiseOn-premWeb App
AI / ML / ai-agent-tooling
and 1 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2026-73484?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-x58f-9m57-qc4m
github.com
https://www.vulncheck.com/advisories/flowise-before-sandbox-escape-via-pandas-methods
vulncheck.com
News mentions
1

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