What is CVE-2026-21027?

CVE-2026-21027 is a low-severity vulnerability in Samsung Android, classified under CWE-926 : IMPROPER EXPORT OF ANDROID APPLICATION COMPONENTS. CVSS score: 3.3/10. Published 2026-06-05.

How severe is CVE-2026-21027?

Low severity. CVSS v3 base score is 3.3 out of 10.

Vulnerability in Samsung Android

CVE-2026-21027

Improper export of android application components in ImsSettings prior to SMR Jun-2026 Release 1 allows local attackers to trigger logging function.

EPSS: 0.001 (0.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Samsung Android — versions 14.0, 15.0, 16.0
Samsung Mobile Devices — versions SMR Jun-2026 Release in Android 14, 15, 16

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2026-21027?: CVE-2026-21027 is a low-severity vulnerability in Samsung Android, classified under CWE-926 : IMPROPER EXPORT OF ANDROID APPLICATION COMPONENTS. CVSS score: 3.3/10. Published 2026-06-05.
How severe is CVE-2026-21027?: Low severity. CVSS v3 base score is 3.3 out of 10.