CVE-2025-43403: 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 Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26. An app may be able to access sensitive user data.
AI Analysis
Technical Summary
This vulnerability involves an authorization flaw in macOS that could permit an application to access sensitive user data improperly. The flaw was mitigated by Apple via improved state management in specific macOS versions (Sequoia 15.7.4, Sonoma 14.8.4, Tahoe 26). The CVSS 3.1 base score is 5.5, reflecting a medium severity with local attack vector, low attack complexity, no privileges required, user interaction required, and high confidentiality impact without integrity or availability impact.
Potential Impact
An unprivileged app with user interaction could access sensitive user data due to an authorization issue, potentially compromising user privacy. There is no indication of integrity or availability impact. No known active exploitation has been reported.
Mitigation Recommendations
Apple has released official fixes in macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, and macOS Tahoe 26. Applying these updates will remediate the vulnerability. Users and administrators should update affected systems to these versions or later to ensure protection.
CVE-2025-43403: 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 Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26. An app may be able to access sensitive user data.
CVSS v3.1
Score 5.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves an authorization flaw in macOS that could permit an application to access sensitive user data improperly. The flaw was mitigated by Apple via improved state management in specific macOS versions (Sequoia 15.7.4, Sonoma 14.8.4, Tahoe 26). The CVSS 3.1 base score is 5.5, reflecting a medium severity with local attack vector, low attack complexity, no privileges required, user interaction required, and high confidentiality impact without integrity or availability impact.
Potential Impact
An unprivileged app with user interaction could access sensitive user data due to an authorization issue, potentially compromising user privacy. There is no indication of integrity or availability impact. No known active exploitation has been reported.
Mitigation Recommendations
Apple has released official fixes in macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, and macOS Tahoe 26. Applying these updates will remediate the vulnerability. Users and administrators should update affected systems to these versions or later to ensure protection.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2025-04-16T15:24:37.120Z
- State
- PUBLISHED
Threat ID: 698d0dc44b57a58fa1d95085
Added to database: 02/11/2026, 23:16:20 UTC
Last enriched: 05/27/2026, 20:20:48 UTC
Last updated: 09/10/2026, 19:36:50 UTC
Views: 200
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