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curl: curl tool: --hsts is ignored for a schemeless URL starting with a slash under --proto-default http

🗓️ 26 Sep 2026 23:26:16Reported by samuelophType 
hackerone
 hackerone🔗 hackerone.com👁 3 Views

curl skips HSTS and cookie options for schemeless URLs starting with a slash.

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08 Oct 2026 14:05Current
6.5Medium risk
Vulners AI Score6.5
CVSS 24
CVSS 3.19.1
EPSS0.1654
SSVC
curlHSTSschemeless URLcookie optionsHTTP
3