CVE-2026-43759: An app may be able to access sensitive user data in Apple macOS
An authorization issue was addressed with improved state management. This issue is fixed in macOS Tahoe 26.6, watchOS 26.6. An app may be able to access sensitive user data.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-43759) in Apple macOS is due to an authorization issue that could enable an application to access sensitive user data improperly. The problem was mitigated by improving state management within the affected systems. The fix is included in macOS Tahoe 26.6 and watchOS 26.6 releases. The CVSS vector indicates the attack requires local access with low complexity, no privileges, and user interaction, impacting confidentiality without affecting integrity or availability.
Potential Impact
An unauthorized app may gain access to sensitive user data, potentially leading to privacy violations. The impact is limited to confidentiality loss without integrity or availability impact. The vulnerability requires local access and user interaction, reducing the likelihood of remote exploitation.
Mitigation Recommendations
A fix is available in macOS Tahoe 26.6 and watchOS 26.6. Users and administrators should update to these versions to remediate the vulnerability. No additional mitigation guidance or temporary fixes are currently documented.
CVE-2026-43759: An app may be able to access sensitive user data in Apple macOS
Description
An authorization issue was addressed with improved state management. This issue is fixed in macOS Tahoe 26.6, watchOS 26.6. An app may be able to access sensitive user data.
CVSS v3.1
Score 5.5medium
Affected software
Apple
macOS
Apple
watchOS
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-43759) in Apple macOS is due to an authorization issue that could enable an application to access sensitive user data improperly. The problem was mitigated by improving state management within the affected systems. The fix is included in macOS Tahoe 26.6 and watchOS 26.6 releases. The CVSS vector indicates the attack requires local access with low complexity, no privileges, and user interaction, impacting confidentiality without affecting integrity or availability.
Potential Impact
An unauthorized app may gain access to sensitive user data, potentially leading to privacy violations. The impact is limited to confidentiality loss without integrity or availability impact. The vulnerability requires local access and user interaction, reducing the likelihood of remote exploitation.
Mitigation Recommendations
A fix is available in macOS Tahoe 26.6 and watchOS 26.6. Users and administrators should update to these versions to remediate the vulnerability. No additional mitigation guidance or temporary fixes are currently documented.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-05-01T22:46:27.816Z
- State
- PUBLISHED
Threat ID: 6a67c1b79c2644c7f8cb0eee
Added to database: 07/27/2026, 20:38:15 UTC
Last enriched: 07/29/2026, 23:53:19 UTC
Last updated: 09/11/2026, 22:06:33 UTC
Views: 46
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