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CVE-2026-18605— CheckMAL AppCheck Pro Kernel Mini-Filter Driver AppCheckD.sys uncontrolled search path

Quick assessment

Affected
CheckMAL AppCheck Pro
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.

CheckMAL AppCheck Pro是韩国CheckMAL公司的一款漏洞扫描工具。 CheckMAL AppCheck Pro 3.1.43.10版本存在权限许可和访问控制问题漏洞，该漏洞源于Kernel Mini-Filter Driver组件AppCheckD.sys库中未知函数存在不受控制的搜索路径问题，可能导致本地攻击者利用该漏洞。

CVSS 7.0 · High EPSS 0.16% · P4

Affected Version Matrix 1

VendorProduct Version RangeStatus
CheckMAL AppCheck Pro 3.1.43.10 affected
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I. Basic Information for CVE-2026-18605

Vulnerability Information
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Vulnerability Title
CheckMAL AppCheck Pro Kernel Mini-Filter Driver AppCheckD.sys uncontrolled search path
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in CheckMAL AppCheck Pro 3.1.43.10. Affected is an unknown function in the library AppCheckD.sys of the component Kernel Mini-Filter Driver. Performing a manipulation results in uncontrolled search path. The attack requires a local approach. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been released to the public and may be used for attacks. 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:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对搜索路径元素未加控制
Source: CVE Program / CVE List V5
Vulnerability Title
CheckMAL AppCheck Pro 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CheckMAL AppCheck Pro是韩国CheckMAL公司的一款漏洞扫描工具。 CheckMAL AppCheck Pro 3.1.43.10版本存在权限许可和访问控制问题漏洞，该漏洞源于Kernel Mini-Filter Driver组件AppCheckD.sys库中未知函数存在不受控制的搜索路径问题，可能导致本地攻击者利用该漏洞。
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
CheckMAL AppCheck Pro 3.1.43.10 cpe:2.3:a:checkmal:appcheck_pro:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-18605

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III. Intelligence Information for CVE-2026-18605

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Proof of Concept for CVE-2026-18605 (1)

IV. Related Vulnerabilities

Same weakness: CWE-427

V. Comments for CVE-2026-18605

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