CVE-2026-21075: CWE-939: Improper Authorization in Handler for Custom URL Scheme in Samsung Mobile My Galaxy
Improper authorization in handler for custom URL scheme in My Galaxy prior to version 6.3 allows remote attackers to access sensitive information.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-21075) affects the My Galaxy app by Samsung Mobile. It is caused by improper authorization in the handler for a custom URL scheme, allowing remote attackers to access sensitive information without proper permissions. The CVSS 4.0 vector indicates the attack can be performed remotely over the network with low complexity and no privileges or user interaction required, but with low impact on confidentiality. The vulnerability is identified as CWE-939 (Improper Authorization). No patch or official remediation level has been disclosed as of the published date.
Potential Impact
Remote attackers can exploit the improper authorization in the custom URL scheme handler to access sensitive information within the My Galaxy app. The impact is limited to information disclosure with low confidentiality impact. There is no indication of privilege escalation, integrity, or availability impact.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation has been published by Samsung Mobile at this time.
CVE-2026-21075: CWE-939: Improper Authorization in Handler for Custom URL Scheme in Samsung Mobile My Galaxy
Description
Improper authorization in handler for custom URL scheme in My Galaxy prior to version 6.3 allows remote attackers to access sensitive information.
CVSS v4.0
Score 5.3medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-21075) affects the My Galaxy app by Samsung Mobile. It is caused by improper authorization in the handler for a custom URL scheme, allowing remote attackers to access sensitive information without proper permissions. The CVSS 4.0 vector indicates the attack can be performed remotely over the network with low complexity and no privileges or user interaction required, but with low impact on confidentiality. The vulnerability is identified as CWE-939 (Improper Authorization). No patch or official remediation level has been disclosed as of the published date.
Potential Impact
Remote attackers can exploit the improper authorization in the custom URL scheme handler to access sensitive information within the My Galaxy app. The impact is limited to information disclosure with low confidentiality impact. There is no indication of privilege escalation, integrity, or availability impact.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation has been published by Samsung Mobile at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- SamsungMobile
- Date Reserved
- 2025-12-11T01:33:35.825Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a798b4abf8831d53957fdc7
Added to database: 08/10/2026, 08:26:50 UTC
Last enriched: 08/10/2026, 08:43:45 UTC
Last updated: 08/11/2026, 03:40:59 UTC
Views: 7
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