What is CVE-2021-25409?

CVE-2021-25409 is a low-severity vulnerability in Google Android, classified under CWE-703. CVSS score: 2.4/10. Published 2021-06-11.

How severe is CVE-2021-25409?

Low severity. CVSS v3 base score is 2.4 out of 10.

Auth bypass in Google Android

CVE-2021-25409

Improper access in Notification setting prior to SMR JUN-2021 Release 1 allows physically proximate attackers to set arbitrary notification via physically configuring device.

Published 2021-06-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 2.4 (Low). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.001 (1.0th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 1.0% 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

Google Android — versions 10.0
Samsung Mobile Devices — versions Q(10.0)

Weakness classification (CWE)

References

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

Frequently asked questions

What is CVE-2021-25409?: CVE-2021-25409 is a low-severity vulnerability in Google Android, classified under CWE-703. CVSS score: 2.4/10. Published 2021-06-11.
How severe is CVE-2021-25409?: Low severity. CVSS v3 base score is 2.4 out of 10.