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CVE-2026-12778— AOMEI Partition Assistant Kernel Driver ampa10.sys access control

Quick assessment

Affected
AOMEI Partition Assistant
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

AOMEI Partition Assistant是中国AOMEI公司的一款磁盘分区管理软件。 AOMEI Partition Assistant存在权限许可和访问控制问题漏洞，该漏洞源于组件Kernel Driver中库ampa10.sys存在访问控制不当，可能导致本地攻击者提升权限。

CVSS 7.8 · High EPSS 0.16% · P5

Affected Version Matrix 2

VendorProduct Version RangeStatus
AOMEI Partition Assistant 10.10.0 affected
10.10.1 affected
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I. Basic Information for CVE-2026-12778

Vulnerability Information
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Vulnerability Title
AOMEI Partition Assistant Kernel Driver ampa10.sys access control
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been found in AOMEI Partition Assistant up to 10.10.1. This vulnerability affects unknown code in the library ampa10.sys of the component Kernel Driver. Such manipulation leads to improper access controls. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
AOMEI Partition Assistant 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AOMEI Partition Assistant是中国AOMEI公司的一款磁盘分区管理软件。 AOMEI Partition Assistant存在权限许可和访问控制问题漏洞，该漏洞源于组件Kernel Driver中库ampa10.sys存在访问控制不当，可能导致本地攻击者提升权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
AOMEI Partition Assistant 10.10.0 cpe:2.3:a:aomei:partition_assistant:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-12778

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III. Intelligence Information for CVE-2026-12778

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Security Blog Posts for CVE-2026-12778 (1)

Same Patch Batch · AOMEI · 2026-06-21 · 3 CVEs total

CVE-2026-12780 7.8 HIGH AOMEI Backupper Kernel Driver amwrtdrv.sys access control
CVE-2026-12779 7.8 HIGH AOMEI Dynamic Disk Manager Kernel Driver ddmdrv.sys access control

IV. Related Vulnerabilities

Same vendor: AOMEI
Same weakness: CWE-284

V. Comments for CVE-2026-12778

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