Vulnerability · Published May 4, 2026 · Assigned by GitHub_M
CVE-2026-26332vm2: Sandbox Escape
Critical 9.8
In plain English
A critical-severity code injection in vm2 from patriksimek. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 54% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.7%top 46.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.0, SuppressedError allows attackers to escape the sandbox and run arbitrary code. This issue has been patched in version 3.11.0.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | vm2 | 3.11.0 | GHSA-55hx-c926-fr95 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| patriksimek | vm2 | < 3.11.0 |
Weakness: CWE-94, CWE-693, CWE-653 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- https://github.com/patriksimek/vm2/security/advisories/GHSA-55hx-c926-fr95 x_refsource_CONFIRM
- https://github.com/patriksimek/vm2/releases/tag/v3.11.0 x_refsource_MISC
- https://access.redhat.com/security/cve/CVE-2026-26332 vdb-entry, x_refsource_REDHAT
- RHBZ#2466508 issue-tracking, x_refsource_REDHAT
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-26332.json x_sadp-csaf-vex