What is CVE-2025-59452?

CVE-2025-59452 is a medium-severity vulnerability in Yosmart Yolink Api, classified under CWE-340. CVSS score: 5.8/10. Published 2025-10-06.

How severe is CVE-2025-59452?

Medium severity. CVSS v3 base score is 5.8 out of 10.

Vulnerability in Yosmart Yolink Api

CVE-2025-59452

The YoSmart YoLink API through 2025-10-02 uses an endpoint URL that is derived from a device's MAC address along with an MD5 hash of non-secret information, such as a key that begins with cf50.

EPSS: 0.000 (14.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N.

Affected products

Yosmart Yolink Api — versions 0

Weakness classification (CWE)

CWE-340

References

bishopfox.com/blog/advisories
shop.yosmart.com/pages/product-support
bishopfox.com/blog/how-a-20-smart-device-gave-me-access-to-your-home
shop.yosmart.com/pages/sa-2025-001

Frequently asked questions

What is CVE-2025-59452?: CVE-2025-59452 is a medium-severity vulnerability in Yosmart Yolink Api, classified under CWE-340. CVSS score: 5.8/10. Published 2025-10-06.
How severe is CVE-2025-59452?: Medium severity. CVSS v3 base score is 5.8 out of 10.