CVE-2026-20531CWE-416

CVE-2026-20531

High · published October 5, 2026

CVSS v3.1
8.4
EPSS
0%
Percentile
2.0
In the wild
Unconfirmed
What it is

In apu, there is a possible memory corruption due to use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11249016; Issue ID: MSV-9169.

The record
Technical detail
CVSS v3.1
8.4 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00125 · 2.0th percentile
Weakness
CWE-416 · Use After Free
Published
2026-10-05T06:16Z
Affected products (6)
ProductVersionsFixed in
mediatek/mt8910_firmwareall versions—
mediatek/mt6899_firmwareall versions—
mediatek/mt6993_firmwareall versions—
mediatek/mt8668_firmwareall versions—
mediatek/mt8781_firmwareall versions—
mediatek/mt8793_firmwareall versions—
References (1)
https://www.mediatek.com/product-security-bulletin/October-2026 · [email protected]
EPSS history
Timeline
  • 07 OCT 03:40Z
    EPSS moved — → 0%
    epss
  • 05 OCT 01:40Z
    In apu, there is a possible memory corruption due to use after free
    cvelistv5