CVE-2026-73485

High

Description

Flowise before 3.1.3 contains a code injection vulnerability in the Airtable Agent node that allows unauthenticated attackers to execute arbitrary Python code by bypassing the pythonCodeValidator blocklist through obfuscation techniques. Attackers can send crafted prompts to a chatflow using the Airtable Agent node to inject malicious Python code that executes in an unsandboxed pyodide environment with full access to the host operating system.

SeverityHigh

CVSS8.8

Exploit probability—

ProductFlowise

PublishedAug 13, 2026

First seenAug 13, 2026

Weakness typeCWE-94Code injection

How to fix

Update

flowiseai flowise3.1.3 or later

Vendor advisories

github.com/FlowiseAI/Flowise/security/advisories/GHSA-c5hr-rc98-xp3g

Affected products

Product	Affected versions	Fixed in
flowiseai flowise	v < 3.1.3	3.1.3

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