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.

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Fixes

Solution

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Workaround

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History

Fri, 21 Aug 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Thu, 20 Aug 2026 18:15:00 +0000

Type Values Removed Values Added
First Time appeared Heimdalldata
Heimdalldata database Proxy
Vendors & Products Heimdalldata
Heimdalldata database Proxy

Thu, 20 Aug 2026 16:30:00 +0000

Type Values Removed Values Added
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.
Title Heimdall Data Database Proxy uploadJar Directory Traversal Remote Code Execution Vulnerability
Weaknesses CWE-22
References
Metrics cvssV3_0

{'score': 7.2, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: zdi

Published:

Updated: 2026-08-21T20:08:42.055Z

Reserved: 2026-07-29T17:04:22.184Z

Link: CVE-2026-18274

cve-icon Vulnrichment

Updated: 2026-08-21T20:07:23.812Z

cve-icon NVD

Status : Received

Published: 2026-08-20T17:17:24.003

Modified: 2026-08-21T21:16:54.533

Link: CVE-2026-18274

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-21T14:45:16Z

Weaknesses