# CVE-2026-20469

## Summary

- **CVE ID:** CVE-2026-20469
- **Severity:** MEDIUM
- **CVSS Score:** 6 (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N)
- **CWE:** CWE-123
- **Published:** Aug 3, 2026
- **Last Modified:** Aug 5, 2026

## Description

In trusted_mem, there is a possible escalation of privilege due to improper input validation. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. Patch ID: AUTO00834868; Issue ID: MSV-6533.

## Affected Products

- MediaTek, Inc. — MediaTek chipset (MT8186)
- MediaTek, Inc. — MediaTek chipset (MT8188)
- MediaTek, Inc. — MediaTek chipset (MT8195)
- MediaTek, Inc. — MediaTek chipset (MT8365)
- MediaTek, Inc. — MediaTek chipset (MT8370)
- MediaTek, Inc. — MediaTek chipset (MT8371)
- MediaTek, Inc. — MediaTek chipset (MT8390)
- MediaTek, Inc. — MediaTek chipset (MT8391)
- MediaTek, Inc. — MediaTek chipset (MT8395)

## References

- [CNA](https://www.mediatek.com/product-security-bulletin/August-2026)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.11%
- **EPSS Percentile:** 1.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._