CVE-2026-21053 PUBLISHED

Assigner: SamsungMobile
Reserved: 11.12.2025 Published: 10.07.2026 Updated: 10.07.2026

Improper input validation in Samsung Email prior to version 6.2.13.1 allows local attackers to create arbitrary files within the application sandbox.

CVSS Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
CVSS Score: 5.1

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Local	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	Low	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Vendor	Samsung Mobile
Product	Samsung Email
Versions	Default: affected unaffected from 6.2.13.1 to * (excl.)