CVE-2026-41969 Huawei HarmonyOS/EMUI Projection élévation de privilèges

A security vulnerability, identified as CVE-2026-41969, has been found affecting Huawei’s HarmonyOS and EMUI operating systems. The flaw is linked to the projection functionality within these platforms.

The vulnerability is classified as a privilege escalation issue. Privilege escalation occurs when a user or a malicious application gains a higher level of access or permissions than intended, allowing them to perform actions or access data that should be restricted by the system’s security policies.

Technical Impact and Scope

The flaw specifically involves the projection feature of HarmonyOS, and EMUI. While detailed technical specifications of the exploit have not been fully disclosed, the identification of the vulnerability suggests that the mechanisms used to project or share displays could be leveraged to bypass standard security boundaries.

Because both HarmonyOS and EMUI serve as the primary software environments for a wide array of Huawei devices, the potential scope of the vulnerability extends across various smartphone and tablet models utilizing these operating systems.

The issue is tracked through the Common Vulnerabilities and Exposures (CVE) system. This system provides a standardized identifier for publicly disclosed cybersecurity flaws, ensuring that developers, security researchers, and organizations can communicate and coordinate responses to specific threats using a common reference.

The vulnerability was identified on May 15, 2026. In cases of privilege escalation, the primary risk is that an attacker with limited access to a device could potentially gain administrative or root-level control, which could lead to unauthorized data access or the installation of malicious software.