What is CVE-2025-21026?

CVE-2025-21026 is a medium-severity vulnerability in Samsung Android, classified under CWE-280: IMPROPER HANDLING OF INSUFFICIENT PERMISSION. CVSS score: 4.0/10. Published 2025-09-03.

How severe is CVE-2025-21026?

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

Vulnerability in Samsung Android

CVE-2025-21026

Improper handling of insufficient permission in ImsService prior to SMR Sep-2025 Release 1 allows local attackers to interrupt the call.

EPSS: 0.001 (1.0th percentile) — read the EPSS interpretation.

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:L/I:N/A:N.

Affected products

Samsung Android — versions 13.0, 14.0, 15.0
Samsung Mobile Devices — versions SMR Sep-2025 Release in Android 13, 14, 15, 16

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-21026?: CVE-2025-21026 is a medium-severity vulnerability in Samsung Android, classified under CWE-280: IMPROPER HANDLING OF INSUFFICIENT PERMISSION. CVSS score: 4.0/10. Published 2025-09-03.
How severe is CVE-2025-21026?: Medium severity. CVSS v3 base score is 4.0 out of 10.