What is CVE-2026-21037?

CVE-2026-21037 is a high-severity vulnerability in Samsung Members, classified under CWE-20: IMPROPER INPUT VALIDATION. CVSS score: 7.1/10. Published 2026-06-05.

How severe is CVE-2026-21037?

High severity. CVSS v3 base score is 7.1 out of 10.

Vulnerability in Samsung Members

CVE-2026-21037

Improper input validation in Samsung Members prior to version 5.8.01.5 allows local attackers to access arbitrary URL and launch arbitrary activity with Samsung Members privilege.

EPSS: 0.001 (1.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Samsung Members
Samsung Mobile Members — versions 5.8.01.5

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2026-21037?: CVE-2026-21037 is a high-severity vulnerability in Samsung Members, classified under CWE-20: IMPROPER INPUT VALIDATION. CVSS score: 7.1/10. Published 2026-06-05.
How severe is CVE-2026-21037?: High severity. CVSS v3 base score is 7.1 out of 10.