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CVE-2026-92953

10 CRITICALpublic exploit available

Published 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.
rcedata-integritywebarraytypedarray

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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