CVE-2025-20706

Published Sep 1, 2025 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Description
In mbrain, there is a possible memory corruption due to use after free. 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: ALPS09924624; Issue ID: MSV-3826.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-26386 In mbrain, there is a possible memory corruption due to use after free. 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: ALPS09924624; Issue ID: MSV-3826.
History
Type Values Removed Values Added
First Time appeared Google
Google android
Mediatek mt6899
Mediatek mt6989
Mediatek mt6991
Mediatek mt8676
Mediatek mt8678
CPEs cpe:2.3:h:mediatek:mt6899:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6989:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6991:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8676:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8678:-:*:*:*:*:*:*:*
cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*
Vendors & Products Google
Google android
Mediatek mt6899
Mediatek mt6989
Mediatek mt6991
Mediatek mt8676
Mediatek mt8678
Type Values Removed Values Added
First Time appeared Mediatek
Mediatek mbrain
Vendors & Products Mediatek
Mediatek mbrain
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

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

Type Values Removed Values Added
Description In mbrain, there is a possible memory corruption due to use after free. 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: ALPS09924624; Issue ID: MSV-3826.
Weaknesses CWE-416
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
MediaTek
Published
Updated
Feb 26, 2026, 5:49 PM
Reserved
Nov 1, 2024, 1:21 AM
Status
Analyzed
Published
Sep 1, 2025, 6:15 AM
Modified
Jun 17, 2026, 8:41 AM