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10.0
CVE-2026-47140: vm2 package can allow unauthorized code execution
CVE-2026-47140 · published 3 days ago
Summary
The vm2 library used in Node.js applications—including those run through GitHub Actions and the @rootio version—has a security weakness that could let an attacker run unwanted code inside the sandbox, potentially affecting the host system or data. This matters because it may let a malicious user break out of the intended isolation. Install the latest patched version of vm2 that includes the fix.
What to do
- Update GitHub Actions vm2 to version 3.11.4.
- Update GitHub Actions vm2 to version 3.11.3-aikido.1.
- Update rootio @rootio/vm2 to version 3.11.3-root.io.1.
- Update GitHub Actions vm2 to version 3.11.3-aikido.2.
- Update rootio @rootio/vm2 to version 3.11.3-root.io.2.
- Update GitHub Actions vm2 to version 3.9.17-aikido.7.
- Update rootio @rootio/vm2 to version 3.9.17-root.io.7.
- Update vm2 to version 3.9.17-aikido.10.
- Update rootio @rootio/vm2 to version 3.9.17-root.io.10.
- Update rootio @rootio/vm2 to version 3.9.17-root.io.9.
- Update GitHub Actions vm2 to version 3.9.17-aikido.9.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| npm | GitHub Actions | vm2 |
<= 3.11.3 Fix: upgrade to 3.11.4
|
| Root:npm | GitHub Actions | vm2 |
< 3.11.3-aikido.1 < 3.11.3-aikido.2 < 3.9.17-aikido.7 < 3.9.17-aikido.9 Fix: upgrade to 3.11.3-aikido.1
|
| Root:npm | rootio | @rootio/vm2 |
< 3.11.3-root.io.1 < 3.11.3-root.io.2 < 3.9.17-root.io.7 < 3.9.17-root.io.10 < 3.9.17-root.io.9 Fix: upgrade to 3.11.3-root.io.1
|
| Root:npm | – | vm2 |
< 3.9.17-aikido.10 Fix: upgrade to 3.9.17-aikido.10
|
Original advisory text
CVE-2026-47140 in vm2 - Patched by Root
Root has patched CVE-2026-47140 in the vm2 package for Root:npm. Multiple fixed versions available.
References
- https://github.com/patriksimek/vm2/security/advisories/GHSA-rp36-8xq3-r6c4
- https://github.com/patriksimek/vm2/commit/a1ed47a98d1cc36cb48c0d566d55889688e0b5...
- https://github.com/patriksimek/vm2/releases/tag/v3.11.4
- https://github.com/advisories/GHSA-rp36-8xq3-r6c4
- https://nvd.nist.gov/vuln/detail/CVE-2026-47140
Severity
10.0
Critical
CVSS 3.1: 10.0 (GHSA)
CVSS 3.1: 10.0 (OSV)
Exploitation
EPSS <1%
Type
CWE-693Protection Mechanism Failure
Timeline
Published22 Sep 2026
Updated25 Sep 2026
First seen29 May 2026
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