CVE-2026-20489 — MEDIUM (4.4)

Vulnerability Description

In display, there is a possible information disclosure due to an integer overflow. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11004274; Issue ID: MSV-7749.

CVSS Score

4.4

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-125

References

https://www.mediatek.com/product-security-bulletin/August-2026

FAQ

What is CVE-2026-20489?

CVE-2026-20489 is a vulnerability with a CVSS score of 4.4 (MEDIUM). In display, there is a possible information disclosure due to an integer overflow. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User ...

How severe is CVE-2026-20489?

CVE-2026-20489 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-20489?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.