CVE-2026-28937 in macOS
Summary
by MITRE • 09/14/2026
This issue was addressed through improved state management. This issue is fixed in macOS Golden Gate 27. An app may be able to access sensitive user data.
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Analysis
by VulDB Data Team • 09/14/2026
The vulnerability described relates to a flaw in the application's internal state management mechanisms within the macOS environment, specifically affecting versions prior to macOS Golden Gate 27. State management issues often arise when an application fails to properly initialize, reset, or validate its operational context during transitions between different functional modes or user sessions. In this specific instance, the improper handling of application state allowed for a condition where security boundaries were not correctly enforced, leading to unauthorized access scenarios. This type of flaw is frequently categorized under CWE-20 Improper Input Validation or CWE-798 Use of Hard-coded Credentials if sensitive data was exposed due to default states being left active without proper authentication checks. The core technical failure lies in the application's inability to maintain strict isolation between different security contexts, allowing a malicious actor or compromised component to exploit residual state information that should have been cleared or restricted.
From an operational perspective, this vulnerability poses a significant risk to user privacy and data integrity. An attacker who can trigger specific sequences of actions within the affected application may be able to bypass intended access controls and retrieve sensitive user data. This could include personal identifiable information, authentication tokens, session cookies, or other confidential files stored locally on the device. The impact is particularly severe because it undermines the trust model that macOS applications are expected to adhere to under Apple's security guidelines. Users rely on these applications to handle their private data with strict confidentiality, and a breach of this nature can lead to identity theft, financial loss, or further compromise if the accessed data serves as credentials for other services. The vulnerability essentially represents an authorization bypass where the application fails to verify that the current user context has sufficient privileges to access the requested resource based on its internal state variables.
This issue aligns with several entries in the MITRE ATT&CK framework, particularly those related to unauthorized access and data exfiltration from local systems. It may be associated with techniques such as T1059 Command and Scripting Interpreter if exploited via automated scripts or T1213 Data from Information Repositories if the sensitive data is stored in structured formats accessible through the flawed state logic. The exploitation likely involves manipulating application inputs to force a specific internal state that grants elevated permissions, effectively bypassing standard security checks. This highlights the importance of rigorous input validation and strict adherence to the principle of least privilege during all phases of an application's lifecycle, including initialization and termination states.
To mitigate this vulnerability, users are strongly advised to update their operating system to macOS Golden Gate 27 or later, as Apple has implemented fixes that correct the underlying state management logic. Developers should review similar applications for comparable flaws by implementing robust security testing practices that include fuzzing of application states and rigorous code reviews focused on access control mechanisms. It is essential to ensure that all sensitive data accesses are explicitly authorized based on current user context rather than relying on implicit trust in previous interactions or default configurations. Regular updates and patch management remain the most effective defense against such vulnerabilities, as they address known weaknesses before they can be exploited by malicious actors targeting unpatched systems.