CVE-2026-21055 PUBLISHED

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

Improper export of android application components in Bixby prior to version 4.0.70.8 allows local attackers to execute arbitrary commands with Bixby privilege.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
CVSS Score: 8.5

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

CVSS 4.0

Product Status

Vendor	Samsung Mobile
Product	Bixby
Versions	Default: affected unaffected from 4.0.70.8 to * (excl.)

References

https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=07

Problem Types

CWE-926: Improper Export of Android Application Components