- Analyzer
- dast
- Category
- Host header
- Default severity
- Not encoded
- CWE
- Not encoded
- Execution
- Active
- Authentication
- Not required
- Applicability
- url
- Availability
- stable
What it detects
Application output or redirects influenced by an untrusted Host header.
Evidence
The supplied Host value and the response location or body reflection.
Remediation
Validate hostnames against deployment configuration and generate absolute URLs from trusted settings.
Limitations
This check is limited to the applicability and evidence delivered by dast. Review the evidence in context; a match is a finding input, while confidence and policy determine its disposition.
Related reference
Analyzer Registry · Findings and release decisions · Policy and confidence · Active testing
Remediation guidance: Remediation and fix verification · Baselines and suppressions