CVE-2026-2964
MEDIUMhiguma web-audio-recorder-js 0.1/0.1.1 - Prototype Pollution
Title source: llmExploitation Summary
EIP tracks 1 public exploit for CVE-2026-2964. PoCs published by thegenetic.
AI-analyzed exploit summary This repository contains a functional lab environment demonstrating CVE-2026-2964, a prototype pollution vulnerability in the `web-audio-recorder-js` library that can lead to remote code execution. It includes both vulnerable and fixed server implementations, along with setup scripts to replicate the attack chain.
Description
A vulnerability was identified in higuma web-audio-recorder-js 0.1/0.1.1. Impacted is the function extend in the library lib/WebAudioRecorder.js of the component Dynamic Config Handling. Such manipulation leads to improperly controlled modification of object prototype attributes. It is possible to launch the attack remotely. Attacks of this nature are highly complex. The exploitability is considered difficult. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Exploits (1)
This repository contains a functional lab environment demonstrating CVE-2026-2964, a prototype pollution vulnerability in the `web-audio-recorder-js` library that can lead to remote code execution. It includes both vulnerable and fixed server implementations, along with setup scripts to replicate the attack chain.
References (3)
Scores
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L