ZDI-26-447: Heimdall Data Database Proxy generateFileContent CRLF Injection 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 ZDI has assigned a CVSS rating of 7.2. The following CVEs are assigned: CVE-2026-12357.
AI Analysis
Technical Summary
CVE-2026-12357 is a remote code execution vulnerability in Heimdall Data Database Proxy caused by CRLF injection in the generateFileContent function. The flaw arises from insufficient neutralization of CRLF sequences, allowing authenticated attackers to execute arbitrary code as root. The vulnerability has a CVSS score of 7.2 and affects versions before 25.03.01.24. The vendor has released a fixed version 25.03.01.24 to address this issue.
Potential Impact
An authenticated remote attacker can exploit this vulnerability to execute arbitrary code with root privileges on affected Heimdall Data Database Proxy installations. This can lead to full system compromise, data loss, or further attacks within the environment.
Mitigation Recommendations
A vendor-provided official fix is available in Heimdall Data Database Proxy version 25.03.01.24. Users should upgrade to this version or later to remediate the vulnerability. No additional mitigation steps are indicated beyond applying the official patch.
ZDI-26-447: Heimdall Data Database Proxy generateFileContent CRLF Injection Remote Code Execution Vulnerability
Description
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 ZDI has assigned a CVSS rating of 7.2. The following CVEs are assigned: CVE-2026-12357.
Affected software
pkg:github/heimdalldata/database-proxyRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-12357 is a remote code execution vulnerability in Heimdall Data Database Proxy caused by CRLF injection in the generateFileContent function. The flaw arises from insufficient neutralization of CRLF sequences, allowing authenticated attackers to execute arbitrary code as root. The vulnerability has a CVSS score of 7.2 and affects versions before 25.03.01.24. The vendor has released a fixed version 25.03.01.24 to address this issue.
Potential Impact
An authenticated remote attacker can exploit this vulnerability to execute arbitrary code with root privileges on affected Heimdall Data Database Proxy installations. This can lead to full system compromise, data loss, or further attacks within the environment.
Mitigation Recommendations
A vendor-provided official fix is available in Heimdall Data Database Proxy version 25.03.01.24. Users should upgrade to this version or later to remediate the vulnerability. No additional mitigation steps are indicated beyond applying the official patch.
Technical Details
- Article Source
- {"url":"http://www.zerodayinitiative.com/advisories/ZDI-26-447/","fetched":true,"fetchedAt":"2026-07-23T23:02:08.779Z","wordCount":179}
- Classification
- {"confidence":0.95,"severitySource":"cvss-text","classifier":"rss-v2"}
Threat ID: 6a629e189c2644c7f8de39a3
Added to database: 07/23/2026, 23:04:56 UTC
Last enriched: 08/15/2026, 05:19:09 UTC
Last updated: 09/05/2026, 10:52:07 UTC
Views: 125
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