Out of Bounds Write Vulnerability in GenieZone by MediaTek
CVE-2026-20455

7.8HIGH

Key Information:

Vendor

MediaTek

Vendor
CVE Published:
1 June 2026

What is CVE-2026-20455?

A vulnerability in the GenieZone software from MediaTek allows for a potential out of bounds write due to a lack of proper bounds checking. This flaw could be exploited by an attacker who has already gained System privileges to escalate their access to a higher level. Notably, the exploitation does not require user interaction, making it a critical point of concern for security. Users are advised to update to the latest version to mitigate any risks associated with this vulnerability.

Affected Version(s)

MediaTek chipset MT6739

MediaTek chipset MT6761

MediaTek chipset MT6765

References

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.