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10.0
CVE-2026-43997: vm2 module can let attackers run code
CVE-2026-43997 · published 3 days ago
Summary
The vm2 library used in several projects can be exploited to execute unauthorized code on a server. This means an attacker could take control of the affected system if the vulnerable version is running. Update vm2 to the latest patched release as soon as possible to close the gap.
What to do
- Update GitHub Actions vm2 to version 3.11.0.
- Update rootio @rootio/vm2 to version 3.10.5-root.io.3.
- Update rootio @rootio/vm2 to version 3.10.5-root.io.4.
- Update rootio @rootio/vm2 to version 3.10.5-root.io.5.
- Update GitHub Actions vm2 to version 3.10.5-aikido.6.
- Update rootio @rootio/vm2 to version 3.10.5-root.io.6.
- 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 GitHub Actions vm2 to version 3.9.17-aikido.9.
- Update rootio @rootio/vm2 to version 3.9.17-root.io.9.
- Update vm2_project vm2 to version 3.11.0 or later.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| npm | GitHub Actions | vm2 |
<= 3.10.5 Fix: upgrade to 3.11.0
|
| Root:npm | rootio | @rootio/vm2 |
< 3.10.5-root.io.3 < 3.10.5-root.io.4 < 3.10.5-root.io.5 < 3.10.5-root.io.6 < 3.9.17-root.io.7 < 3.9.17-root.io.10 < 3.9.17-root.io.9 Fix: upgrade to 3.10.5-root.io.3
|
| Root:npm | GitHub Actions | vm2 |
< 3.10.5-aikido.6 < 3.9.17-aikido.7 < 3.9.17-aikido.9 Fix: upgrade to 3.10.5-aikido.6
|
| Root:npm | – | vm2 |
< 3.9.17-aikido.10 Fix: upgrade to 3.9.17-aikido.10
|
| – | patriksimek | vm2 | < 3.11.0 |
| – | vm2_project | vm2 |
< 3.11.0 cpe:2.3:a:vm2_project:vm2:*:*:*:*:*:node.js:*:* |
Original advisory text
CVE-2026-43997 in vm2 - Patched by Root
Root has patched CVE-2026-43997 in the vm2 package for Root:npm. Multiple fixed versions available.
References
- https://github.com/patriksimek/vm2/security/advisories/GHSA-47x8-96vw-5wg6 Exploit Vendor Advisory
- https://github.com/patriksimek/vm2/releases/tag/v3.11.0
- https://github.com/advisories/GHSA-47x8-96vw-5wg6
- https://nvd.nist.gov/vuln/detail/CVE-2026-43997
- https://access.redhat.com/errata/RHSA-2026:50850
- https://access.redhat.com/security/cve/CVE-2026-43997
- https://bugzilla.redhat.com/show_bug.cgi?id=2477203
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-43997.json
Severity
10.0
Critical
CVSS 3.1: 10.0 (GHSA)
CVSS 3.1: 10.0 (OSV)
Exploitation
EPSS <1%
Type
CWE-94Code Injection
CWE-653Improper Isolation or Compartmentalization
Timeline
Published22 Sep 2026
Updated25 Sep 2026
First seen7 May 2026
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