ghsa:GHSA-5V7W-95G5-PJ6Q: vm2 >= 3.11.0, <= 3.11.7

Affected technology

vm2 · >= 3.11.0, <= 3.11.7
Vendor not specified by the source

Component: Not specified by the source

Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

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. Source advisory’s CVSS 3.1 assessment rates confidentiality impact as none; integrity and availability impact as high.