VulnerabilityDeferred

CVE-2026-20465

In wlan AP driver, there is a possible out of bounds write due to a missing bounds check.

HIGH 8.1EPSS 0.20%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.20%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

In wlan AP driver, there is a possible out of bounds write due to a missing bounds check. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00489200; Issue ID: MSV-7834.

CVSS 3.1: 8.1 HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS: 0.20% probability · 10th percentile
CISA KEV: Not listed
Weakness: CWE-122
Source: security@mediatek.com

References

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

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.