exploit · Thu 01 Oct 2026 · 15:27 UTC
GHSA-98xx-8mx4-x7cm: vm2 NodeVM can replace the host process TLS trust store
Filed UTCSource GTH ↗
Summary vm2 3.11.6 exposes the host tls module to a NodeVM when that builtin is explicitly allowed. Although the module object is wrapped as read-only, its functions still execute against process-wide host state. On Node.js versions that provide tls.setDefaultCACertificates(), sandbox code can replace the certificate authorities trusted by subsequent host-realm TLS clients. The exploit needs only the narrowly allowed tls and url builtins. It does not require fs, process, module, child_process, an external package, or a general '*' builtin grant. …
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-2026-92941 | — | 0.29% | NVD ↗ |
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