CVE-2026-73485: flowiseai flowise

CVSS 9.0 (critical) · published 2026-08-13

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.

Affected products (NVD): flowiseai flowise

Fixed in (NVD): 3.1.3

Weakness: CWE-94

Source: NVD CVE-2026-73485

References

• https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-c5hr-rc98-xp3g
• https://www.vulncheck.com/advisories/flowise-before-remote-code-execution-via-airtable-agent

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