CVE-2026-18274CWE-22path-traversal

CVE-2026-18274

High · published August 20, 2026

CVSS v3.0
7.2
EPSS
1%
Percentile
70.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.0
7.2 · HIGH
Vector
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01295 · 70.1th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2026-08-20T21:17Z
References (1)
EPSS history
Timeline
  • 20 AUG 16:15Z
    Heimdall Data Database Proxy uploadJar Directory Traversal Remote Code Execution Vulnerability
    cvelistv5