Heimdall Data Database Proxy generateFileContent CRLF Injection Remote Code Execution…
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · CNA. Fix status from CNA.
Summary
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 specific flaw exists within the generateFileContent function. The issue results from the lack of proper neutralization of CRLF sequences. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-29251.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Heimdall Data | Database Proxy | 25.03.01.21 | — | No fix listed | CNA |
- Database Proxy VendorHeimdall Data Affected 25.03.01.21 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-12357
- 2026-10-03 Alias added: GHSA-c2fc-3q38-9pf4
References
Other 1
More Heimdall Data vulnerabilities
- TI-2025-11457 Cross-site scripting in Heimdall Data Database Proxy CVSS 3.0HIGH 8.8
- TI-2026-15027 Path traversal in Heimdall Data Database Proxy CVSS 3.0HIGH 7.2
Sources
- CVE-2026-12357 · CVE Program
- CVE-2026-12357 · NVD
- FIRST EPSS
- GHSA-c2fc-3q38-9pf4 · GitHub Advisory Database · CC BY 4.0
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