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CVE-2025-59452

MEDIUM
5.8
CVSS Score
Published: October 6, 2025 at 12:00 AM UTC
Updated: October 9, 2026 at 10:10 AM UTC
1 product affected across 1 vendorYoLink API

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Severity
MEDIUM5.8
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

YoLink API· Yosmart
90%
0 ≤ v ≤ 2025-10-020

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

Source: [email protected]
https://bishopfox.com/blog/advisories
Source: [email protected]
https://bishopfox.com/blog/how-a-20-smart-device-gave-me-access-to-your-home
Source: [email protected]
https://shop.yosmart.com/pages/product-support
Source: cverecord
https://shop.yosmart.com/pages/sa-2025-001

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.8MEDIUMmitre
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-340

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