Arbitrary Code Injection Affecting @enclave-vm/ast package, versions <2.11.0
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published2 Mar 2026
- disclosed25 Feb 2026
- creditArthur, David Antoon
Introduced: 25 Feb 2026
NewCVE-2026-27597 (opens in a new tab)How to fix?
Upgrade @enclave-vm/ast to version 2.11.0 or higher.
Overview
@enclave-vm/ast is a production-ready, extensible AST validator for JavaScript with rule-based validation
Affected versions of this package are vulnerable to Arbitrary Code Injection by escaping the enclave sandbox. An attacker can pollute the Object constructor rather than the intended SafeObject constructor, thereby modifying host objects Object.getOwnPropertyDescriptors or nodejs.util.inspect.custom, and execute arbitrary commands on the host system.