CVE-2025-43916 — LOW (3.4) — White Hats Nepal

Vulnerability 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."

CVSS Score

3.4

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

NONE

Integrity

LOW

Availability

NONE

Related Weaknesses (CWE)

CWE-647

References

https://github.com/larlarua/vulnerability-reports/blob/main/CVE-2025-43916/detai

FAQ

What is CVE-2025-43916?

CVE-2025-43916 is a vulnerability with a CVSS score of 3.4 (LOW). 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 ...

How severe is CVE-2025-43916?

CVE-2025-43916 has been rated LOW with a CVSS base score of 3.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-43916?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.