PT-2026-133730

Name of the Vulnerable Software and Affected Versions Flowise versions prior to 3.1.5 Description Authenticated users can execute operating system commands by escaping the custom function sandbox. This occurs when the ALLOW BUILTIN DEP variable is set to true, allowing the abuse of allowlisted...

CVE-2026-73602 Flowise before 3.1.3 Sandbox Escape to RCE

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...

CVE-2026-73602 Flowise before 3.1.3 Sandbox Escape to RCE

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...

CVE-2026-73483 Flowise before 3.1.3 Sandbox Escape via Puppeteer

Flowise packages flowise and flowise-components in versions = 3.1.2 contain a sandbox escape in the vm2/@flowiseai/nodevm JavaScript sandbox. An authenticated user with access to the /api/v1/node-custom-function endpoint can escape the sandbox by supplying attacker-controlled executablePath and...

PT-2026-71423

Name of the Vulnerable Software and Affected Versions Flowise versions prior to 3.1.3 Description A sandbox escape exists in the vm2/@flowiseai/nodevm JavaScript sandbox. An authenticated user with access to the '/api/v1/node-custom-function' endpoint can escape the sandbox by providing...

Eval Injection

Overview flowise is a Flowiseai Server Affected versions of this package are vulnerable to Eval Injection through improper input validation in the baseURL parameter and insecure use of the vm2 sandbox. An attacker can execute arbitrary code on the server by injecting malicious JavaScript code via...

Eval Injection

Overview flowise-components is a Flowiseai Components Affected versions of this package are vulnerable to Eval Injection through improper input validation in the baseURL parameter and insecure use of the vm2 sandbox. An attacker can execute arbitrary code on the server by injecting malicious...

CVE-2026-69253: Improper Neutralization of Directives in Dynamically Evaluated Code

Flowise is a drag-and-drop user interface for building customized large language model LLM flows. Prior to version 3.1.3, several custom-tool components — AgentAsTool, ChatflowTool, and ExecuteFlow — ran code in the in-process vm2 sandbox. To build that code, they inserted a user-controlled...

PT-2026-67748

Name of the Vulnerable Software and Affected Versions Flowise versions prior to 3.1.3 Description An authenticated user can achieve remote code execution on the Flowise server by escaping the vm2 sandbox. The issue exists in the AgentAsTool, ChatflowTool, and ExecuteFlow custom-tool components,...

Exploit for Injection in Vm2_Project Vm2

Hack The Box — Codify Writeup !Difficultyhttps://img.shiel...

CVE-2026-47210

A flaw was found in vm2, an open-source virtual machine VM sandbox for Node.js. This sandbox escape vulnerability allows an attacker to execute arbitrary code in the host process. This occurs when untrusted code is executed with asynchronous async support on runtimes that expose WebAssembly...

Duplicate Advisory: Flowise OverrideConfig security vulnerability

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-5cph-wvm9-45gj. This link is maintained to preserve external references. Original Description Flowise before 2.1.4 allows configuration to be injected into the Chainflow during execution via the overrideConfig...

CVE-2024-58351

Flowise before 2.1.4 allows configuration to be injected into the Chainflow during execution via the overrideConfig option, supported in both the frontend web integration and the backend Prediction API. Because this feature is enabled by default with no allow-list of permitted variables and relie...

CVE-2026-47135

vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, Symbol.for override in setup-sandbox.js only intercepts 2 of 9 dangerous Node.js cross-realm symbols. Combined with the bridge's set/defineProperty/deleteProperty traps having no isDangerousCrossRealmSymbol key check, sandbox...

CVE-2026-47131

vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, by combining Buffer.call.call.lookupGetter, Buffer, "proto", Buffer.call.call.lookupSetter, Buffer, "proto", and Node.js's ERRINVALIDARGTYPE Error, the host's TypeError constructor can be obtained, which allows the escape from...

CVE-2026-47210 vm2 sandbox escape via JSPI-backed Promise `.finally()` species bypass

vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, a sandbox escape vulnerability in vm2 allows arbitrary code execution in the host process when untrusted code is executed with async support on runtimes exposing WebAssembly JSPI WebAssembly.promising / WebAssembly.Suspending...

CVE-2026-47208 vm2: Sandbox Breakout Using Promise Species

vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, VM2 suffers from a sandbox breakout vulnerability. This allows attackers to write code which can escape from the VM2 sandbox and execute arbitrary commands on the host system. This issue has been patched in version 3.11.4...

CVE-2026-47140 vm2: NodeVM builtin denylist bypass via process and inspector/promises allows host code execution

vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, NodeVM blocks several dangerous Node.js builtins such as module, workerthreads, cluster, vm, repl, and inspector. However, the denylist misses process and inspector/promises. Both can be used from sandboxed code to reach...

CVE-2026-47140 vm2: NodeVM builtin denylist bypass via process and inspector/promises allows host code execution

vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, NodeVM blocks several dangerous Node.js builtins such as module, workerthreads, cluster, vm, repl, and inspector. However, the denylist misses process and inspector/promises. Both can be used from sandboxed code to reach...

CVE-2026-47131

vm2 prior to 3.11.4 contains a sandbox escape: by using Buffer.call.call with {}.lookupGetter /lookupSetter and Node.js ERR_INVALID_ARG_TYPE, an attacker can obtain the host TypeError constructor and break out of the sandbox, enabling arbitrary code execution. The issue is fixed in vm2 v3.11.4. R...