What is CVE-2025-21080?

CVE-2025-21080 is a medium-severity vulnerability in Samsung Android, classified under CWE-926: IMPROPER EXPORT OF ANDROID APPLICATION COMPONENTS. CVSS score: 6.2/10. Published 2025-12-02.

How severe is CVE-2025-21080?

Medium severity. CVSS v3 base score is 6.2 out of 10.

Vulnerability in Samsung Android

CVE-2025-21080

Improper export of android application components in Dynamic Lockscreen prior to SMR Dec-2025 Release 1 allows local attackers to access files with Dynamic Lockscreen's privilege.

Published 2025-12-02 · last modified 2026-09-26.

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.001 (0.9th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Samsung Android — versions 15.0, 16.0
Samsung Mobile Devices — versions SMR Dec-2025 Release in Android 15, 16

References

security.samsungmobile.com/securityUpdate.smsb (Vendor Advisory)

Frequently asked questions

What is CVE-2025-21080?: CVE-2025-21080 is a medium-severity vulnerability in Samsung Android, classified under CWE-926: IMPROPER EXPORT OF ANDROID APPLICATION COMPONENTS. CVSS score: 6.2/10. Published 2025-12-02.
How severe is CVE-2025-21080?: Medium severity. CVSS v3 base score is 6.2 out of 10.