01 Record
CVE-2025-59451
The YoSmart YoLink application through 2025-10-02 has session tokens with unexpectedly long lifetimes.
LowPUBLISHEDCNA: mitre
CNA base score3.5 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N
02 Description
The YoSmart YoLink application through 2025-10-02 has session tokens with unexpectedly long lifetimes.
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.31% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 24.4% of scored records. A rank, not a probability.
- NVD base score
- 3.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-09.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2025-10-06 00:00Z1 YR AGO
- Last updated
- 2025-11-26 15:20Z11 MO AGO
- Reserved
- 2025-09-16
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Low (CVSS 3.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N
- Weaknesses
- CWE-863Incorrect AuthorizationClass
- Data version
- 5.2
- Document digest
- b74742f79bd41749612132c5106d8f4ff1e76b8f02732c1455df84779b5cc8b4
05 Affected products
VendorProductVersionsPlatforms
06 References
- bishopfox.comhttps://bishopfox.com/blog/advisories
- shop.yosmart.comhttps://shop.yosmart.com/pages/product-support
- bishopfox.comhttps://bishopfox.com/blog/how-a-20-smart-device-gave-me-access-to-your-home
- shop.yosmart.comhttps://shop.yosmart.com/pages/sa-2025-001