CVE-2026-20485

Published Aug 3, 2026 CVSS 3.1 · 6 Medium EPSS < 1% KEV · Not listed
Description
In HFRP, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11049569; Issue ID: MSV-7931.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Mediatek
Mediatek mt6993
Mediatek mt6993 Firmware
CPEs cpe:2.3:h:mediatek:mt6993:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6993_firmware:-:*:*:*:*:*:*:*
Vendors & Products Mediatek
Mediatek mt6993
Mediatek mt6993 Firmware
Type Values Removed Values Added
Title MediaTek HFRP Out‑of‑Bounds Write Leading to Local Privilege Escalation
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title MediaTek HFRP Out‑of‑Bounds Write Leading to Local Privilege Escalation
Type Values Removed Values Added
First Time appeared Mediatek, Inc.
Mediatek, Inc. mediatek Chipset
Vendors & Products Mediatek, Inc.
Mediatek, Inc. mediatek Chipset
Type Values Removed Values Added
Description In HFRP, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11049569; Issue ID: MSV-7931.
Weaknesses CWE-787
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
MediaTek
Published
Updated
Aug 5, 2026, 3:56 AM
Reserved
Nov 3, 2025, 1:30 AM
Status
Analyzed
Published
Aug 3, 2026, 3:16 AM
Modified
Oct 23, 2026, 10:10 PM