Auth bypass in Mediatek, Inc. Mediatek Chipset
CVE-2026-20483
In Telephony, there is a possible escalation of privilege due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation…
Vulnerability class: Broken Access Control
CVSS v3 metric
CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Mediatek, Inc. Mediatek Chipset — versions MT6739, MT6761, MT6765
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-20483?
- CVE-2026-20483 is a high-severity vulnerability in Mediatek, Inc. Mediatek Chipset, classified under Missing Authorization. CVSS score: 7.7/10. Published 2026-08-03.
- How severe is CVE-2026-20483?
- High severity. CVSS v3 base score is 7.7 out of 10.