CVE-2026-20494 — MEDIUM (5.5)

Vulnerability Description

In wifi, there is a possible out of bounds read due to a missing bounds check. 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: ALPS10960006 / BORA00155314, BORA00155001, BORA00154907; Issue ID: MSV-7570.

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

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-2026-20494?

CVE-2026-20494 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In wifi, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User inte...

How severe is CVE-2026-20494?

CVE-2026-20494 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-20494?

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