CVE-2026-92953
10 CRITICALpublic exploit availablePublished 2026-09-17 · Updated 2026-09-18
AI risk analysis
- Summary
- This flaw allows attackers to modify host TypedArray and ArrayBuffer prototypes, leading to potential host-created typed arrays observing attacker-controlled properties. This can compromise data integrity and security.
- Exploitability
- Exploitation is relatively straightforward given the preconditions of running the affected vm2 version and having access to prototype-walking primitives.
- Blast radius
- If exploited, this could lead to significant data corruption and security breaches, impacting any application relying on host-created typed arrays.
- Detection
- No reliable host or network indicator is derivable from the published description.
- Prioritized remediation
- Upgrade to vm2 version 3.11.8 or later.
Analysis generated locally by qwen2.5:7b-instruct (no data left the box). AI-assisted — verify against primary sources before acting.
NVD description
vm2 versions from 3.11.0 before 3.11.8 fail to protect host TypedArray and ArrayBuffer prototypes from sandbox mutation. Attackers can use prototype-walking primitives to reach and modify host Uint8Array.prototype, %TypedArray%.prototype, and ArrayBuffer.prototype, causing host-created typed arrays to observe attacker-controlled properties after VM.run() returns.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H
Weaknesses
CWE-913
Public exploit & PoC references
All references
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
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