What is CVE-2023-21518?

CVE-2023-21518 is a medium-severity vulnerability in Samsung Searchwidget, classified under Improper Access Control. CVSS score: 4.4/10. Published 2023-06-28.

How severe is CVE-2023-21518?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Vulnerability in Samsung Searchwidget

CVE-2023-21518

Improper access control vulnerability in SearchWidget prior to version 3.3 in China models allows untrusted applications to start arbitrary activity.

Published 2023-06-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.002 (10.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 10th percentile — 10.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Samsung Searchwidget
Samsung Mobile Searchwidget — versions unspecified

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

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

Frequently asked questions

What is CVE-2023-21518?: CVE-2023-21518 is a medium-severity vulnerability in Samsung Searchwidget, classified under Improper Access Control. CVSS score: 4.4/10. Published 2023-06-28.
How severe is CVE-2023-21518?: Medium severity. CVSS v3 base score is 4.4 out of 10.