CVE-2026-20494

5.5 Moyenne

Publiée le 03/08/2026 à 05:16 · Modifiée le 24/10/2026 à 00:10 · Analysée par le NVD · Source : security@mediatek.com

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.

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Produits concernés

MediaTek, Inc. MediaTek chipset
Mediatek mt6890 firmware
Mediatek mt6988 firmware
Mediatek mt6990 firmware

Scores CVSS

Version	Score	Source	Vecteur
3.1	5.5 Moyenne	134c704f-9b21-4f2e-91b3-4a467353bcc0	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N`

Faiblesses (CWE)

CWE-125

Références

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

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories