CVE-2026-59000 in Android
Summary
by MITRE • 11/02/2026
In multiple locations, there is a possible permission bypass due to a confused deputy. This could lead to local 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 • 11/02/2026
The vulnerability described represents a classic Confused Deputy problem, which falls under the broader category of improper access control mechanisms within software systems. In this specific instance, an application or system component acts on behalf of another user without adequately verifying whether it has the authority to perform that action in the context of the requesting entity. This architectural flaw allows an attacker who already possesses local execution privileges to manipulate the confused deputy into performing actions with higher-level permissions than originally intended by the legitimate user. The core technical issue lies in the failure of the system to properly distinguish between the identity of the process initiating a request and the identity of the user for whom that request is being processed, leading to unauthorized privilege escalation.
From an operational perspective, this vulnerability enables local privilege escalation without requiring any additional execution privileges beyond what an attacker already holds on the target machine. This means that if an adversary gains access to a standard user account or can execute code within a restricted environment, they can exploit this flaw to elevate their rights to those of an administrator or system-level service. The absence of required user interaction significantly lowers the barrier for exploitation, allowing automated tools and scripts to leverage this weakness reliably. Once escalated, the attacker gains full control over the affected system, enabling them to install malicious software, view, change, or delete any data, or create new accounts with unrestricted access.
This type of vulnerability is commonly associated with CWE-269, which covers Improper Privilege Management, and specifically relates to scenarios where a program does not properly restrict permissions for itself when it has been granted elevated privileges by the operating system. In terms of offensive security frameworks such as MITRE ATT&CK, this behavior aligns with techniques found under Tactic 10: Privilege Escalation, particularly those involving abuse of trusted services or misconfigured access controls that allow lower-privileged processes to interact with higher-privileged components in unintended ways. The lack of user interaction further categorizes the exploitation vector as passive from a social engineering standpoint but active and automated at the technical level, making it highly dangerous in multi-user environments where lateral movement is a primary objective for attackers.
Mitigation strategies must focus on enforcing strict identity verification within application logic rather than relying solely on operating system-level permissions. Developers should implement principle of least privilege by ensuring that components operate with only the minimum necessary privileges and explicitly validate user context before performing sensitive operations. Additionally, employing sandboxing techniques can limit the blast radius if such a vulnerability is exploited. System administrators should regularly audit file permissions and service configurations to identify any misconfigurations that could facilitate confused deputy scenarios. Keeping all software up to date with vendor-provided patches is critical, as these updates typically include fixes for underlying logic errors in access control mechanisms. Monitoring system logs for unusual privilege changes can also aid in early detection of exploitation attempts.