Use After Free in Mediatek, Inc. Mediatek Chipset

CVE-2026-20536

In aidl, 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. Patch ID: ALPS11242428; Issue ID: MSV-9038.

Vulnerability class: Use-After-Free

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-20536?
CVE-2026-20536 is a medium-severity vulnerability in Mediatek, Inc. Mediatek Chipset, classified under Use After Free. CVSS score: 6.7/10. Published 2026-10-05.
How severe is CVE-2026-20536?
Medium severity. CVSS v3 base score is 6.7 out of 10.