CVE-2026-21117: CWE-284: Improper Access Control in Samsung Mobile Samsung Mobile Devices
Description
CVE-2026-21117 is an improper access control vulnerability in the CocktailBarService component of Samsung Mobile Devices prior to the SMR Oct-2026 Release 1. This flaw allows local attackers to access sensitive information without proper authorization. The vulnerability has a medium severity rating with a CVSS 4.0 score of 5.1. No specific affected versions or patches have been provided in the available data.
CVSS v4.0
Score 5.1medium
Affected software
Samsung Mobile
Samsung Mobile Devices
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves improper access control (CWE-284) in the CocktailBarService on Samsung Mobile Devices before the SMR Oct-2026 Release 1. It permits local attackers to gain unauthorized access to sensitive information. The CVSS 4.0 vector indicates local attack vector with low attack complexity and no privileges or user interaction required. No vendor advisory or patch information is currently available.
Potential Impact
Local attackers can exploit this vulnerability to access sensitive information on affected Samsung Mobile Devices. The impact is limited to information disclosure without requiring privileges or user interaction. There is no evidence of active exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict local access to trusted users only and monitor for unusual local activity related to the CocktailBarService component.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- SamsungMobile
- Date Reserved
- 2025-12-11T01:33:35.831Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6acc6a3c2cdf04f656613724
Added to database: 10/12/2026, 05:03:56 UTC
Last enriched: 10/12/2026, 05:19:26 UTC
Last updated: 10/12/2026, 18:57:56 UTC
Views: 18
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