CVE-2026-20484CWE-201

CVE-2026-20484

Medium · published August 3, 2026

CVSS v3.1
4.4
EPSS
0%
Percentile
4.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
4.4 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00157 · 4.4th percentile
Weakness
CWE-201 · Insertion of Sensitive Information Into Sent Data
Published
2026-08-03T07:16Z
Affected products (39)
ProductVersionsFixed in
mediatek/mt8799_firmwareall versions—
mediatek/mt6739_firmwareall versions—
mediatek/mt6761_firmwareall versions—
mediatek/mt6765_firmwareall versions—
mediatek/mt6768_firmwareall versions—
mediatek/mt6781_firmwareall versions—
mediatek/mt6789_firmwareall versions—
mediatek/mt6833_firmwareall versions—
mediatek/mt6835_firmwareall versions—
mediatek/mt6853_firmwareall versions—
mediatek/mt6855_firmwareall versions—
mediatek/mt6877_firmwareall versions—
mediatek/mt6878_firmwareall versions—
mediatek/mt6879_firmwareall versions—
mediatek/mt6883_firmwareall versions—
mediatek/mt6885_firmwareall versions—
mediatek/mt6886_firmwareall versions—
mediatek/mt6889_firmwareall versions—
mediatek/mt6893_firmwareall versions—
mediatek/mt6895_firmwareall versions—
mediatek/mt6897_firmwareall versions—
mediatek/mt6899_firmwareall versions—
mediatek/mt6983_firmwareall versions—
mediatek/mt6985_firmwareall versions—
mediatek/mt6988_firmwareall versions—
mediatek/mt6989_firmwareall versions—
mediatek/mt6991_firmwareall versions—
mediatek/mt6993_firmwareall versions—
mediatek/mt8171_firmwareall versions—
mediatek/mt8188_firmwareall versions—
mediatek/mt8189_firmwareall versions—
mediatek/mt8390_firmwareall versions—
mediatek/mt8391_firmwareall versions—
mediatek/mt8668_firmwareall versions—
mediatek/mt8676_firmwareall versions—
mediatek/mt8678_firmwareall versions—
mediatek/mt8696_firmwareall versions—
mediatek/mt8792_firmwareall versions—
mediatek/mt8793_firmwareall versions—
References (1)
https://www.mediatek.com/product-security-bulletin/August-2026 · [email protected]
EPSS history
Timeline
  • 03 AUG 02:05Z
    In TFA, there is a possible information disclosure due to a missing permission check
    cvelistv5