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CVE-2026-12782— EaseUS Partition Master Kernel Driver EUEDKEPM.sys access control

Quick assessment

Affected
EaseUS Partition Master
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.

EaseUS partition master是EaseUS公司的一款磁盘分区管理软件。 EaseUS Partition Master存在权限许可和访问控制问题漏洞，该漏洞源于Kernel Driver组件的EUEDKEPM.sys库中存在未知函数，导致访问控制不当。以下版本受到影响：14.0版本、14.1版本、14.2版本、14.3版本、14.4版本和14.5版本。

CVSS 7.8 · High EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 6

VendorProduct Version RangeStatus
EaseUS Partition Master 14.0 affected
14.1 affected
14.2 affected
14.3 affected
14.4 affected
14.5 affected
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I. Basic Information for CVE-2026-12782

Vulnerability Information
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Vulnerability Title
EaseUS Partition Master Kernel Driver EUEDKEPM.sys access control
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in EaseUS Partition Master up to 14.5. The impacted element is an unknown function in the library EUEDKEPM.sys of the component Kernel Driver. The manipulation results in improper access controls. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The affected component should be upgraded. The vendor explains: "We have confirmed that this issue was present only in older versions of the product. Our product has since been updated, and the issue has been resolved in the latest version, so it no longer exists."
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
EaseUS partition master 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
EaseUS partition master是EaseUS公司的一款磁盘分区管理软件。 EaseUS Partition Master存在权限许可和访问控制问题漏洞，该漏洞源于Kernel Driver组件的EUEDKEPM.sys库中存在未知函数，导致访问控制不当。以下版本受到影响：14.0版本、14.1版本、14.2版本、14.3版本、14.4版本和14.5版本。
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
EaseUS Partition Master 14.0 cpe:2.3:a:easeus:partition_master:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-12782

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III. Intelligence Information for CVE-2026-12782

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Security Blog Posts for CVE-2026-12782 (1)

Vendor Pages for CVE-2026-12782 (1)

IV. Related Vulnerabilities

Same product: Partition Master
Same vendor: EaseUS
Same weakness: CWE-284

V. Comments for CVE-2026-12782

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