Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.3, executeJavaScriptCode() accepted caller-provided nodeVMOptions and merged them over the default NodeVM security settings in packages/components/src/utils.ts. An authenticated attacker reaching packages/server/src/routes/node-custom-functions/index.ts could run a custom function that imported flowise-components/dist/src/utils.js, called executeJavaScriptCode() again with nodeVMOptions.require.builtin set to allow all built-in modules, and then required child_process to execute arbitrary system commands as root on the Flowise server. This issue is fixed in version 3.1.3.
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Affected Vendors & Products
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History
Tue, 04 Aug 2026 17:15:00 +0000
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Flowiseai
Flowiseai flowise |
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Flowiseai
Flowiseai flowise |
Tue, 04 Aug 2026 15:45:00 +0000
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| Description | Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.3, executeJavaScriptCode() accepted caller-provided nodeVMOptions and merged them over the default NodeVM security settings in packages/components/src/utils.ts. An authenticated attacker reaching packages/server/src/routes/node-custom-functions/index.ts could run a custom function that imported flowise-components/dist/src/utils.js, called executeJavaScriptCode() again with nodeVMOptions.require.builtin set to allow all built-in modules, and then required child_process to execute arbitrary system commands as root on the Flowise server. This issue is fixed in version 3.1.3. | |
| Title | Flowise: RCE via NodeVM Sandbox Escape in executeJavaScriptCode() nodeVMOptions Override | |
| Weaknesses | CWE-94 | |
| References |
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| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-08-04T15:28:49.651Z
Reserved: 2026-08-03T19:54:19.853Z
Link: CVE-2026-69254
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OpenCVE Enrichment
Updated: 2026-08-04T17:00:12Z