CVE-2026-18274
Heimdall Data Database Proxy uploadJar Directory Traversal Remote Code Execution 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.
INFO
Published Date :
Aug. 20, 2026, 4:15 p.m.
Last Modified :
Aug. 20, 2026, 4:15 p.m.
Remotely Exploit :
No
Source :
zdi
Affected Products
The following products are affected by CVE-2026-18274
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.0 | HIGH | 99f1926a-a320-47d8-bbb5-42feb611262e |
Solution
- Update Heimdall Data Database Proxy to the latest version.
- Apply vendor patches for version.
- Validate user input for file operations.
- Restrict file system access where possible.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-18274 vulnerability anywhere in the article.