Incorrect default permissions in Bixby prior to version 4.0.86.0 allows local attackers to execute arbitrary commands with Bixby privilege.

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Samsung Mobile Bixby affected
Version Status Constraints
4.0.86.0 unaffected < *

No data.

No data.

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Vendors Products
Samsung Mobile Subscribe
Bixby Subscribe

Project Subscriptions

Vendors Products
Samsung Mobile Subscribe
Bixby Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=08 cve-icon
History

Mon, 10 Aug 2026 10:30:00 +0000

Type Values Removed Values Added
First Time appeared Samsung Mobile
Samsung Mobile bixby
Vendors & Products Samsung Mobile
Samsung Mobile bixby

Mon, 10 Aug 2026 09:45:00 +0000

Type Values Removed Values Added
Title Incorrect Default Permissions in Bixby Allow Local Command Execution
Weaknesses CWE-284
CWE-77

Mon, 10 Aug 2026 08:30:00 +0000

Type Values Removed Values Added
Description Incorrect default permissions in Bixby prior to version 4.0.86.0 allows local attackers to execute arbitrary commands with Bixby privilege.
References
Metrics cvssV4_0

{'score': 7.2, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: SamsungMobile

Published:

Updated: 2026-08-10T07:42:31.710Z

Reserved: 2025-12-11T01:33:35.825Z

Link: CVE-2026-21074

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-10T10:30:03Z

Weaknesses