Vulnerability in Samsung Android

CVE-2026-21010

Improper input validation in Retail Mode prior to SMR Apr-2026 Release 1 allows local attackers to trigger privileged functions.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (1.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 1.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-21010: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-21010?
CVE-2026-21010 is a medium-severity vulnerability in Samsung Android, classified under CWE-20 IMPROPER INPUT VALIDATION. CVSS score: 6.6/10. Published 2026-04-13.
How severe is CVE-2026-21010?
Medium severity. CVSS v3 base score is 6.6 out of 10.
Is CVE-2026-21010 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.