CVE-2026-21075

Improper Authorization in My Galaxy URL Scheme Enables Sensitive Data Access

Published Aug 10, 2026 CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
Improper authorization in handler for custom URL scheme in My Galaxy prior to version 6.3 allows remote attackers to access sensitive information.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Samsung Mobile
Samsung Mobile my Galaxy
Vendors & Products Samsung Mobile
Samsung Mobile my Galaxy
Type Values Removed Values Added
Title Improper Authorization in My Galaxy URL Scheme Enables Sensitive Data Access
Type Values Removed Values Added
Title Improper Authorization in Custom URL Scheme Handler Allows Remote Access to Sensitive Information
Weaknesses CWE-284
Type Values Removed Values Added
Weaknesses CWE-939
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Improper Authorization in Custom URL Scheme Handler Allows Remote Access to Sensitive Information
Weaknesses CWE-284
Type Values Removed Values Added
Description Improper authorization in handler for custom URL scheme in My Galaxy prior to version 6.3 allows remote attackers to access sensitive information.
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
SamsungMobile
Published
Updated
Aug 10, 2026, 5:16 PM
Reserved
Dec 11, 2025, 1:33 AM
Status
Awaiting Analysis
Published
Aug 10, 2026, 9:17 AM
Modified
Oct 23, 2026, 8:10 PM