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CVE-2026-18274— Heimdall Data Database Proxy uploadJar Directory Traversal Remote Code Execution Vulnerability

Quick assessment

Affected
Heimdall Data Database Proxy
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.

Heimdall Data 数据库代理 uploadJar 目录遍历远程代码执行漏洞。该漏洞允许远程攻击者在受影响的 Heimdall Data 数据库代理安装中执行任意代码。利用此漏洞需要进行身份验证。 该特定漏洞存在于 uploadJar 方法中。问题源于在将用户提供的路径用于文件操作之前，未对其进行适当验证。攻击者可利用此漏洞，以 root 权限上下文执行代码。此漏洞对应 ZDI-CAN-28603。

AI Predicted 8.1 Difficulty: Moderate EPSS 1.29% · P68

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Heimdall Data Database Proxy 25.03.01.21 affected
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I. Basic Information for CVE-2026-18274

Vulnerability Information
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Vulnerability Title
Heimdall Data Database Proxy uploadJar Directory Traversal Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Heimdall Data Database Proxy uploadJar Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Heimdall Data Database Proxy. Authentication is required to exploit this vulnerability. The specific flaw exists within the uploadJar method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-28603.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Heimdall Data Database Proxy 25.03.01.21 -

II. Public POCs for CVE-2026-18274

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-18274

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Vendor Advisories for CVE-2026-18274 (1)

IV. Related Vulnerabilities

Same product: Database Proxy
Same vendor: Heimdall Data
Same weakness: CWE-22

V. Comments for CVE-2026-18274

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