PT-2026-71425 · Flowise · Flowise

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CVE-2026-73485

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Published

2026-08-13

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Updated

2026-08-14

CVSS v4.0

9.0

Critical

VectorAV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Name of the Vulnerable Software and Affected Versions Flowise versions prior to 3.1.3
Description A code injection issue exists in the Airtable Agent node. Unauthenticated attackers can execute arbitrary Python code by using obfuscation techniques to bypass the pythonCodeValidator blocklist. By sending crafted prompts to a chatflow using the Airtable Agent node, malicious code is executed within an unsandboxed pyodide environment, providing full access to the host operating system. Pyodide is a port of CPython that allows Python to run in the browser or other environments via WebAssembly.
Recommendations Update to version 3.1.3 or later.

Exploit

Fix

Code Injection

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Weakness Enumeration

Related Identifiers

CVE-2026-73485
GHSA-C5HR-RC98-XP3G

Affected Products

Flowise