Backport(v1.19) out_http: add strict host validation for dynamic endpoints#5394
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…oints **Which issue(s) this PR fixes**: Fixes # **What this PR does / why we need it**: This PR introduces strict host validation to ensure predictable and safe routing when using dynamic endpoints. ### Changes * Added `allowed_hosts` parameter (default: `[]`). * An array configuration to explicitly define permitted hostnames for dynamic endpoints. * Unaffected when use static endpoints, or endpoints where placeholders do not alter the host. **Docs Changes**: **Release Note**: * out_http: add strict host validation for dynamic endpoints Signed-off-by: Shizuo Fujita <fujita@clear-code.com>
kenhys
approved these changes
Jun 25, 2026
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Which issue(s) this PR fixes:
Fixes #
What this PR does / why we need it:
This PR introduces strict host validation to ensure predictable and safe routing when using dynamic endpoints.
Changes
allowed_hostsparameter (default:[]).Docs Changes:
Release Note: