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CVE-2026-73602

Flowise before 3.1.3 Sandbox Escape to RCE

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 3.1.3
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

Flowise before 3.1.3 contains a sandbox escape vulnerability in the vm2 JavaScript sandbox that allows authenticated users to execute arbitrary code by exploiting moment locale validation bypass. Attackers can craft a fake String object with a match function that bypasses path traversal checks to load and execute malicious JavaScript files stored in the document store outside the sandbox.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • FlowiseAI Flowise

    fixed in 3.1.3

References 3

GitHub · FlowiseAI/Flowise

vulncheck.com