What is CVE-2023-21481?

CVE-2023-21481 is a medium-severity vulnerability in Samsung Account, classified under CWE-20 IMPROPER INPUT VALIDATION. CVSS score: 5.4/10. Published 2025-09-03.

How severe is CVE-2023-21481?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Vulnerability in Samsung Account

CVE-2023-21481

Improper URL input validation vulnerability in Samsung Account application prior to version 14.1.0.0 allows remote attackers to get sensitive information.

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

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L.

EPSS exploit prediction

EPSS: 0.003 (20.7th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 20.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Samsung Account
Samsung Mobile Account — versions 14.1.0.0

References

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

Frequently asked questions

What is CVE-2023-21481?: CVE-2023-21481 is a medium-severity vulnerability in Samsung Account, classified under CWE-20 IMPROPER INPUT VALIDATION. CVSS score: 5.4/10. Published 2025-09-03.
How severe is CVE-2023-21481?: Medium severity. CVSS v3 base score is 5.4 out of 10.