Use After Free in Mediatek, Inc. Mediatek Chipset
CVE-2026-20473
In display, there is a possible memory corruption due to use after free. 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. Patc…
Vulnerability class: Use-After-Free
CVSS v3 metric
CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Mediatek, Inc. Mediatek Chipset — versions MT6991, MT6993, MT8126
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-20473?
- CVE-2026-20473 is a medium-severity vulnerability in Mediatek, Inc. Mediatek Chipset, classified under Use After Free. CVSS score: 6.0/10. Published 2026-08-03.
- How severe is CVE-2026-20473?
- Medium severity. CVSS v3 base score is 6.0 out of 10.