What is CVE-2025-20991?

CVE-2025-20991 is a medium-severity vulnerability in Samsung Android, classified under CWE-926: IMPROPER EXPORT OF ANDROID APPLICATION COMPONENTS. CVSS score: 4.0/10. Published 2025-06-04.

How severe is CVE-2025-20991?

Medium severity. CVSS v3 base score is 4.0 out of 10.

Vulnerability in Samsung Android

CVE-2025-20991

Improper export of Android application components in Bluetooth prior to SMR Jun-2025 Release 1 allows local attackers to make devices discoverable.

Published 2025-06-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.001 (2.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.3% 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 13.0, 14.0, 15.0
Samsung Mobile Devices — versions SMR Jun-2025 Release in Android 13, 14, 15

References

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

Frequently asked questions

What is CVE-2025-20991?: CVE-2025-20991 is a medium-severity vulnerability in Samsung Android, classified under CWE-926: IMPROPER EXPORT OF ANDROID APPLICATION COMPONENTS. CVSS score: 4.0/10. Published 2025-06-04.
How severe is CVE-2025-20991?: Medium severity. CVSS v3 base score is 4.0 out of 10.