higuma web-audio-recorder-js Dynamic Config Handling WebAudioRecorder.js extend prototype pollution
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-94.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| higuma | web-audio-recorder-js | 0.1; 0.1.1 | — | No fix listed | CNA |
- web-audio-recorder-js Vendorhiguma Affected 0.1; 0.1.1 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-2964
- 2026-10-03 Alias added: GHSA-72rq-263w-2jx8
- 2026-10-25 EPSS moved to the below the 50th percentile
References
—
Sources
- CVE-2026-2964 · CVE Program
- CVE-2026-2964 · NVD
- FIRST EPSS
- GHSA-72rq-263w-2jx8 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences