# CVE-2025-43916

## Summary

- **CVE ID:** CVE-2025-43916
- **Severity:** LOW
- **CVSS Score:** 3.4 (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:L/A:N)
- **CWE:** CWE-647
- **Published:** Apr 21, 2025
- **Last Modified:** Mar 13, 2026

## Description

Sonos api.sonos.com through 2025-04-21, when the /login/v3/oauth endpoint is used, accepts a redirect_uri containing userinfo in the authority component, which is not consistent with RFC 6819 section 5.2.3.5. An authorization code may be sent to an attacker-controlled destination. This might have further implications in conjunction with "Decompiling the app revealed a hardcoded secret."

## Affected Products

- Sonos — api.sonos.com (0)

## References

- [CNA](https://github.com/larlarua/vulnerability-reports/blob/main/CVE-2025-43916/detail.md)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.21%
- **EPSS Percentile:** 11.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._