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9.8
CVE-2026-26332: vm2 can let attackers run code
CVE-2026-26332 · published 3 days ago
Summary
The vm2 library that many projects use to run JavaScript in isolation has been fixed because it could allow an attacker to execute their own code. Update vm2 to the latest version provided by the maintainers to stay protected.
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.5.
- Update rootio @rootio/vm2 to version 3.10.5-root.io.6.
- Update GitHub Actions vm2 to version 3.10.5-aikido.6.
- Update rootio @rootio/vm2 to version 3.9.17-root.io.7.
- Update GitHub Actions vm2 to version 3.9.17-aikido.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 |
<= 3.10.4 Fix: upgrade to 3.11.0
|
| Root:npm | rootio | @rootio/vm2 |
< 3.10.5-root.io.3 < 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
|
| – | patriksimek | vm2 | < 3.11.0 |
| Root:npm | – | vm2 |
< 3.9.17-aikido.10 Fix: upgrade to 3.9.17-aikido.10
|
Original advisory text
CVE-2026-26332 in vm2 - Patched by Root
Root has patched CVE-2026-26332 in the vm2 package for Root:npm. Multiple fixed versions available.
References
- https://github.com/patriksimek/vm2/releases/tag/v3.11.0
- https://github.com/patriksimek/vm2/security/advisories/GHSA-55hx-c926-fr95
- https://nvd.nist.gov/vuln/detail/CVE-2026-26332
- https://github.com/patriksimek/vm2/commit/119fd0aa1e4c27b08cf37946b2dafa99e2c754...
- https://github.com/patriksimek/vm2/commit/4cb82cc94d9bb6c9a918b45f8c6790c32a5e91...
- https://github.com/patriksimek/vm2/commit/7395c3a4b01d302e55271c87dbeb44d6b83b81...
- https://github.com/patriksimek/vm2/commit/792e16d56ee429ab19e284ed9c545f5e4694fb...
- https://github.com/patriksimek/vm2/commit/d715dd88c5aec5bbb4dce03ddf7c3eb3791d03...
- https://github.com/advisories/GHSA-55hx-c926-fr95
Severity
9.8
Critical
CVSS 3.1: 9.8 (NVD)
CVSS 3.1: 9.8 (OSV)
Exploitation
EPSS <1%
Type
CWE-94Code Injection
CWE-693Protection Mechanism Failure
Timeline
Published22 Sep 2026
Updated25 Sep 2026
First seen4 May 2026
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