What is CVE-2023-21483?

CVE-2023-21483 is a medium-severity vulnerability in Samsung Galaxy Store, classified under CWE-284: IMPROPER ACCESS CONTROL. CVSS score: 6.4/10. Published 2025-09-03.

How severe is CVE-2023-21483?

Medium severity. CVSS v3 base score is 6.4 out of 10.

Vulnerability in Samsung Galaxy Store

CVE-2023-21483

Improper Access Control vulnerability in Galaxy Store prior to version 4.5.53.6 allows local attacker to access protected data using exported service.

Published 2025-09-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N.

EPSS exploit prediction

EPSS: 0.001 (0.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.8% 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 Galaxy Store
Samsung Mobile Galaxy Store — versions 4.5.53.6

References

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

Frequently asked questions

What is CVE-2023-21483?: CVE-2023-21483 is a medium-severity vulnerability in Samsung Galaxy Store, classified under CWE-284: IMPROPER ACCESS CONTROL. CVSS score: 6.4/10. Published 2025-09-03.
How severe is CVE-2023-21483?: Medium severity. CVSS v3 base score is 6.4 out of 10.