CVE-2026-2964
higuma web-audio-recorder-js Dynamic Config Handling WebAudioRecorder.js extend prototype pollution
- State
- Published
- Severity
- 2.3 Low
- Published
- Feb 23, 2026
- Updated
- Feb 23, 2026
- Reserved
- Feb 22, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 2.3 Low | CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 5.0 Medium | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 5.0 Medium | CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 4.6 Medium | AV:N/AC:H/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
web-audio-recorder-jshiguma |
|
References
- VDB-347331 | higuma web-audio-recorder-js Dynamic Config Handling WebAudioRecorder.js extend prototype pollutionvdb-entrytechnical-description
- VDB-347331 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #755221 | higuma web-audio-recorder-js Latest (0.1.1) Prototype Pollutionthird-party-advisory
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