SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-20484

In TFA, there is a possible information disclosure due to a missing permission check.

MEDIUM 4.4EPSS 0.12%

Does this matter?

Lower severity and a low EPSS score (0.12%). Track it; it rarely justifies an emergency change on its own.

Description

In TFA, there is a possible information disclosure due to a missing permission 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: ALPS11053160; Issue ID: MSV-8004.

CVSS 3.1
4.4 MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
EPSS
0.12% probability · 2th percentile
CISA KEV
Not listed
Weakness
CWE-201
Affected
mediatek/mt8799 firmware · mediatek/mt6739 firmware · mediatek/mt6761 firmware · mediatek/mt6765 firmware · mediatek/mt6768 firmware · mediatek/mt6781 firmware · mediatek/mt6789 firmware · mediatek/mt6833 firmware · mediatek/mt6835 firmware · mediatek/mt6853 firmware · mediatek/mt6855 firmware · mediatek/mt6877 firmware · mediatek/mt6878 firmware · mediatek/mt6879 firmware · mediatek/mt6883 firmware · mediatek/mt6885 firmware · mediatek/mt6886 firmware · mediatek/mt6889 firmware · mediatek/mt6893 firmware · mediatek/mt6895 firmware · +19 more
Source
security@mediatek.com

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