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Vulnerability record · CVE-2026-20536 · published 5 October 2026

CVE-2026-20536: Mediatek mt6878 firmware use after free vulnerability

Mediatek · Mt6878 Firmware

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.

6.7 CVSS 3.1 Medium EPSS 0.11% · top 98.6% CWE-416 · Use after free
6.7CVSS 3.1 base score
0.11%EPSS exploitation probability, 30 days
NoNot in CISA KEV
13Affected product versions listed by NVD
1References
9 Oct 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

13 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.mediatek.com/product-security-bulletin/October-2026 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-20536), CISA KEV, FIRST EPSS (scores of 2026-10-11). This page is refreshed as NVD updates the record.