vulnerability · Mon 05 Oct 2026 · 22:34 UTC
GHSA-wjwh-qqvp-g4p4: vm2 sandbox escape via WebAssembly.compileStreaming Promise species bypass
Filed UTCSource GTH ↗
There is a sandbox escape in vm2 3.11.5 / current HEAD when it is used on Node.js 26. The issue is reachable from a default new VM() sandbox. No NodeVM, require permission, host object injection, or intentionally unsafe configuration is required. The escape is a patch-bypass of the same security invariant addressed by GHSA-6j2x-vhqr-qr7q. …
Signals
as the pipeline stamped them- High
- Critical vulnerability — CVSS 10
- What to do
- Critical severity — schedule an urgent patch.
CVE
KEV from CISA · EPSS from FIRST| Id | KEV | EPSS | Reference |
|---|---|---|---|
| CVE-2026-92956 | — | 0.59% | NVD ↗ |
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