CVE-2026-21055: CWE-926: Improper Export of Android Application Components in Samsung Mobile Bixby
CVE-2026-21055 is a high-severity vulnerability in Samsung Mobile's Bixby application prior to version 4.0.70.8. It involves improper export of Android application components, which allows local attackers to execute arbitrary commands with Bixby privileges. This vulnerability does not require user interaction and has a low attack complexity. No official patch or remediation guidance is currently provided by the vendor.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-21055) is classified under CWE-926 (Improper Export of Android Application Components). It affects Samsung Mobile's Bixby application versions before 4.0.70.8. The flaw allows local attackers to execute arbitrary commands with the privileges of Bixby due to improperly exported components. The CVSS 4.0 base score is 8.5, reflecting high severity with local attack vector, low complexity, no privileges required, no user interaction, and high impact on confidentiality and integrity. There is no vendor advisory or patch information available at this time.
Potential Impact
Successful exploitation enables a local attacker to execute arbitrary commands with Bixby privileges, potentially compromising the confidentiality and integrity of the affected device. This could lead to unauthorized actions performed by the attacker under the context of the Bixby application.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should limit local access to trusted parties and monitor for updates from Samsung Mobile regarding Bixby security patches.
CVE-2026-21055: CWE-926: Improper Export of Android Application Components in Samsung Mobile Bixby
Description
CVE-2026-21055 is a high-severity vulnerability in Samsung Mobile's Bixby application prior to version 4.0.70.8. It involves improper export of Android application components, which allows local attackers to execute arbitrary commands with Bixby privileges. This vulnerability does not require user interaction and has a low attack complexity. No official patch or remediation guidance is currently provided by the vendor.
CVSS v4.0
Score 8.5high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-21055) is classified under CWE-926 (Improper Export of Android Application Components). It affects Samsung Mobile's Bixby application versions before 4.0.70.8. The flaw allows local attackers to execute arbitrary commands with the privileges of Bixby due to improperly exported components. The CVSS 4.0 base score is 8.5, reflecting high severity with local attack vector, low complexity, no privileges required, no user interaction, and high impact on confidentiality and integrity. There is no vendor advisory or patch information available at this time.
Potential Impact
Successful exploitation enables a local attacker to execute arbitrary commands with Bixby privileges, potentially compromising the confidentiality and integrity of the affected device. This could lead to unauthorized actions performed by the attacker under the context of the Bixby application.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should limit local access to trusted parties and monitor for updates from Samsung Mobile regarding Bixby security patches.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- SamsungMobile
- Date Reserved
- 2025-12-11T01:33:35.820Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a50809768715ace430637a0
Added to database: 07/10/2026, 05:18:15 UTC
Last enriched: 07/10/2026, 05:32:22 UTC
Last updated: 07/10/2026, 06:16:16 UTC
Views: 48
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