Heimdall Data DB Proxy RCE via XSS in event logs
CVE-2025-12486 Published on November 6, 2025

Heimdall Data Database Proxy Cross-Site Scripting Remote Code Execution Vulnerability
Heimdall Data Database Proxy Cross-Site Scripting Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Heimdall Data Database Proxy. Minimal user interaction is required to exploit this vulnerability. The specific flaw exists within the handling of the database event logs. The issue results from the lack of proper validation of user-supplied data, which can lead to the injection of arbitrary script. An attacker can leverage this vulnerability to interact with the application in the context of the target user. Was ZDI-CAN-24755.

NVD

Weakness Type

What is a XSS Vulnerability?

The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

CVE-2025-12486 has been classified to as a XSS vulnerability or weakness.


Products Associated with CVE-2025-12486

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Heimdall Data Database Proxy
 

Affected Versions

Heimdall Data Database Proxy Version 23.11.06.1 is affected by CVE-2025-12486

Exploit Probability

EPSS
0.19%
Percentile
40.46%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.