Cyber Resilience

CVE-2025-43916

Low

Published: 21 April 2025

Published
21 April 2025
Modified
15 April 2026
KEV Added
Patch
CVSS Score v3.1 3.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:L/A:N
EPSS Score 0.0018 39.8th percentile
Risk Priority 7 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-43916 is a low-severity Use of Non-Canonical URL Paths for Authorization Decisions (CWE-647) vulnerability. Its CVSS base score is 3.4 (Low).

Operationally, ranked at the 39.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

have further implications in conjunction with "Decompiling the app revealed a hardcoded secret."

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References