MediaTek mtee Local Priv Escalation via Type Confusion
CVE-2026-20587 Published on October 5, 2026
In mtee, there is a possible escalation of privilege due to type confusion. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11383899; Issue ID: MSV-9608.
Vulnerability Analysis
CVE-2026-20587 can be exploited with local system access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is an Object Type Confusion Vulnerability?
The program allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.
CVE-2026-20587 has been classified to as an Object Type Confusion vulnerability or weakness.
Affected Versions
MediaTek, Inc. MediaTek chipset:- Version MT2718 is affected.
- Version MT6768 is affected.
- Version MT6769 is affected.
- Version MT6789 is affected.
- Version MT6833 is affected.
- Version MT6855 is affected.
- Version MT6877 is affected.
- Version MT8186 is affected.
- Version MT8188 is affected.
- Version MT8189 is affected.
- Version MT8195 is affected.
- Version MT8196 is affected.
- Version MT8367 is affected.
- Version MT8391 is affected.
- Version MT8395 is affected.
- Version MT8668 is affected.
- Version MT8676 is affected.
- Version MT8678 is affected.
- Version MT8696 is affected.
- Version MT8781 is affected.
- Version MT8788E is affected.
- Version MT8792 is affected.
- Version MT8793 is affected.
- Version MT8799 is affected.
- Version MT8910 is affected.