CVE-2026-21010: Input Validation
Published Apr 13, 2026
·Updated
Improper input validation in Retail Mode prior to SMR Apr-2026 Release 1 allows local attackers to trigger privileged functions.
Affected Software
80 affected components
Samsung Retail Mode<SMR Apr-2026 Release 1
Samsung Android=14.0
Samsung Android=14.0-smr-apr-2022-r1
Samsung Android=14.0-smr-apr-2023-r1
Samsung Android=14.0-smr-apr-2024-r1
Samsung Android=14.0-smr-apr-2025-r1
Samsung Android=14.0-smr-aug-2022-r1
Samsung Android=14.0-smr-aug-2023-r1
Samsung Android=14.0-smr-aug-2024-r1
Samsung Android=14.0-smr-aug-2025-r1
Samsung Android=14.0-smr-dec-2021-r1
Samsung Android=14.0-smr-dec-2022-r1
Samsung Android=14.0-smr-dec-2023-r1
Samsung Android=14.0-smr-dec-2024-r1
Samsung Android=14.0-smr-dec-2025-r1
Samsung Android=14.0-smr-feb-2022-r1
Samsung Android=14.0-smr-feb-2023-r1
Samsung Android=14.0-smr-feb-2024-r1
Samsung Android=14.0-smr-feb-2025-r1
Samsung Android=14.0-smr-feb-2026-r1
Samsung Android=14.0-smr-jan-2022-r1
Samsung Android=14.0-smr-jan-2023-r1
Samsung Android=14.0-smr-jan-2024-r1
Samsung Android=14.0-smr-jan-2025-r1
Samsung Android=14.0-smr-jan-2026-r1
Samsung Android=14.0-smr-jul-2022-r1
Samsung Android=14.0-smr-jul-2023-r1
Samsung Android=14.0-smr-jul-2024-r1
Samsung Android=14.0-smr-jul-2025-r1
Samsung Android=14.0-smr-jun-2022-r1
Samsung Android=14.0-smr-jun-2023-r1
Samsung Android=14.0-smr-jun-2024-r1
Samsung Android=14.0-smr-jun-2025-r1
Samsung Android=14.0-smr-mar-2022-r1
Samsung Android=14.0-smr-mar-2023-r1
Samsung Android=14.0-smr-mar-2024-r1
Samsung Android=14.0-smr-mar-2025-r1
Samsung Android=14.0-smr-mar-2026-r1
Samsung Android=14.0-smr-may-2022-r1
Samsung Android=14.0-smr-may-2023-r1
Samsung Android=14.0-smr-may-2024-r1
Samsung Android=14.0-smr-may-2025-r1
Samsung Android=14.0-smr-nov-2021-r1
Samsung Android=14.0-smr-nov-2022-r1
Samsung Android=14.0-smr-nov-2023-r1
Samsung Android=14.0-smr-nov-2024-r1
Samsung Android=14.0-smr-nov-2025-r1
Samsung Android=14.0-smr-oct-2022-r1
Samsung Android=14.0-smr-oct-2023-r1
Samsung Android=14.0-smr-oct-2024-r1
Samsung Android=14.0-smr-oct-2025-r1
Samsung Android=14.0-smr-sep-2022-r1
Samsung Android=14.0-smr-sep-2023-r1
Samsung Android=14.0-smr-sep-2024-r1
Samsung Android=14.0-smr-sep-2025-r1
Samsung Android=15.0
Samsung Android=15.0-smr-apr-2025-r1
Samsung Android=15.0-smr-aug-2025-r1
Samsung Android=15.0-smr-dec-2025-r1
Samsung Android=15.0-smr-feb-2025-r1
Samsung Android=15.0-smr-feb-2026-r1
Samsung Android=15.0-smr-jan-2025-r1
Samsung Android=15.0-smr-jan-2026-r1
Samsung Android=15.0-smr-jul-2025-r1
Samsung Android=15.0-smr-jun-2025-r1
Samsung Android=15.0-smr-mar-2025-r1
Samsung Android=15.0-smr-mar-2026-r1
Samsung Android=15.0-smr-may-2025-r1
Samsung Android=15.0-smr-nov-2025-r1
Samsung Android=15.0-smr-oct-2025-r1
Samsung Android=15.0-smr-sep-2025-r1
Samsung Android=16.0
Samsung Android=16.0-smr-aug-2025-r1
Samsung Android=16.0-smr-dec-2025-r1
Samsung Android=16.0-smr-feb-2026-r1
Samsung Android=16.0-smr-jan-2026-r1
Samsung Android=16.0-smr-mar-2026-r1
Samsung Android=16.0-smr-nov-2025-r1
Samsung Android=16.0-smr-oct-2025-r1
Samsung Android=16.0-smr-sep-2025-r1
Event History
Apr 13, 2026
CVE Published
via MITRE·05:10 AM
Data Sourced
via MITRE·05:10 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·06:16 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-21010?
CVE-2026-21010 is categorized as a high severity vulnerability due to its potential for local attackers to exploit privileged functions.
2
How do I fix CVE-2026-21010?
To fix CVE-2026-21010, it is recommended to update Samsung Retail Mode to the SMR Apr-2026 Release 1 or later.
3
Who is affected by CVE-2026-21010?
CVE-2026-21010 affects users of Samsung Retail Mode prior to SMR Apr-2026 Release 1 on supported Samsung Android devices.
4
What kind of attacks can CVE-2026-21010 enable?
CVE-2026-21010 can enable local attackers to trigger privileged functions, potentially compromising device integrity.
5
Is CVE-2026-21010 specific to certain Samsung devices?
Yes, CVE-2026-21010 specifically impacts Samsung devices running affected versions of Samsung Retail Mode and certain Android versions.