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curl: CVE-2026-6253: proxy credentials leak over redirect-to proxy

🗓️ 13 Apr 2026 10:02:43Reported by joesephdiverType 
hackerone
 hackerone
🔗 hackerone.com👁 21 Views

CVE-2026-6253: curl may leak proxy credentials across redirects when proxy is reselected.

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29 Apr 2026 07:15Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.15.9
EPSS0.00639
SSVC
21