CVE-2026-21039
Improper access control in Settings prior to SMR Jul-2026 Release 1 allows local attackers to...
Improper access control in Settings prior to SMR Jul-2026 Release 1 allows local attackers to configure Theft protection settings.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Improper access control in Settings prior to SMR Jul-2026 Release 1 allows local attackers to configure Theft protection settings.
- Record
CVE-2026-21039- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N - Updated
- 2026-11-02
EUVDEUVD-2026-42810
Improper access control in Settings prior to SMR Jul-2026 Release 1 allows local attackers to configure Theft protection settings.
- Record
EUVD-2026-42810- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-cq9x-745f-5vrm
Improper access control in Settings prior to SMR Jul-2026 Release 1 allows local attackers to...
Improper access control in Settings prior to SMR Jul-2026 Release 1 allows local attackers to configure Theft protection settings.
- Record
GHSA-cq9x-745f-5vrm- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Updated
- 2026-11-02
NVD
Improper access control in Settings prior to SMR Jul-2026 Release 1 allows local attackers to configure Theft protection settings.
- Record
CVE-2026-21039- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-21039 is a medium vulnerability (CVSS 6.9) in Samsung Mobile Devices, published July 10, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.15%, the 4th percentile. No source names a fixed version.