CVE-2025-21023 json
Improper access control in WcsExtension for Galaxy Watch prior to Android Watch 16 allows local attackers to access sensitive information.
published 2025-08-06 15 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-23767
- cvss
- 3.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.1%
- EPSS 0.1% chance of exploitation in 30 days, percentile 3%
- public exploits
- 0
- none known
Summary
Improper access control in WcsExtension for Galaxy Watch prior to Android Watch 16 allows local attackers to access sensitive information.
Patch / fix
- Samsung Mobile WcsExtension for Galaxy Watch Android Watch 16
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 15 mo ago
Exploit prediction
0.14% chance of exploitation in the next 30 days, higher than 3% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 3.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
Affected products
- Samsung Mobile WcsExtension for Galaxy Watch
References
Sources
- CVE List CVE-2025-21023
- NVD CVE-2025-21023
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