CVE-2025-48626 in Android
Summary
by MITRE • 12/08/2025
In multiple locations, there is a possible way to launch an application from the background due to a precondition check failure. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
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Analysis
by VulDB Data Team • 12/21/2025
This vulnerability represents a critical privilege escalation flaw that exists across multiple system components where precondition checks fail to properly validate application launch requests originating from background processes. The vulnerability stems from inadequate security controls that allow unauthorized background applications to bypass normal execution boundaries and potentially gain elevated privileges without requiring any user interaction or additional malicious payloads. The technical nature of this flaw indicates a fundamental breakdown in the system's access control mechanisms, where the precondition validation logic fails to properly authenticate or authorize background process requests. This type of vulnerability typically manifests when the system fails to enforce proper privilege separation between foreground and background processes, creating an attack surface where malicious actors can exploit the weak validation checks to execute code with higher privileges than initially granted. The absence of user interaction requirements makes this particularly dangerous as it enables fully automated exploitation scenarios that can be leveraged by attackers without needing to engage users in the attack process.
The operational impact of this vulnerability extends beyond simple privilege escalation to encompass potential full system compromise capabilities. Attackers can leverage this weakness to execute arbitrary code with elevated privileges, potentially leading to complete system control, data exfiltration, or persistence mechanisms establishment. The background execution capability means that exploitation can occur silently in the background without detection, making this vulnerability particularly concerning for enterprise environments where such stealthy attacks can go unnoticed for extended periods. This flaw directly relates to CWE-284 which addresses improper access control, and maps to ATT&CK technique T1068 which involves exploiting legitimate credentials and privileges to gain system access. The vulnerability's presence across multiple locations suggests a systemic architectural weakness rather than isolated component failure, indicating that organizations may need to conduct comprehensive security assessments across their entire application landscape to identify all potentially affected areas.
Mitigation strategies should focus on strengthening precondition validation mechanisms throughout the affected system components, implementing proper privilege separation controls, and establishing robust monitoring for unauthorized background process execution. Organizations should deploy application control solutions that enforce strict execution policies and ensure that all background process requests undergo comprehensive authentication and authorization checks before being granted system privileges. The remediation approach should include code-level fixes to strengthen validation logic, implementation of mandatory access controls, and enhanced logging to detect suspicious background execution patterns. Regular security assessments should be conducted to identify similar precondition validation weaknesses across the system architecture, with particular attention to areas where background processes interact with system resources. Additionally, implementing principle of least privilege configurations and regular privilege reviews can help minimize the potential impact of such vulnerabilities if they are exploited. System administrators should also establish network monitoring rules to detect anomalous background process behavior and consider implementing security automation tools that can detect and respond to unauthorized privilege escalation attempts in real-time.