Out of Bounds Write Vulnerability in MediaTek Products
CVE-2026-20426

6.7MEDIUM

Key Information:

Vendor

MediaTek
Status
Mediatek Chipset
Vendor
CVE Published:
2 March 2026

What is CVE-2026-20426?

This vulnerability arises due to a missing bounds check in the display component, enabling potential local escalation of privileges for attackers who have already gained system-level access. Notably, user interaction is unnecessary, making this flaw all the more critical for security. Affected systems should be patched promptly to mitigate associated risks. More details can be found in the official MediaTek product security bulletin.

Affected Version(s)

MediaTek chipset MT6739

MediaTek chipset MT6761

MediaTek chipset MT6765

References

https://corp.mediatek.com/product-security-bulletin/March...

CVSS V3.1

Score:
6.7
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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