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curl: CVE-2026-6429: netrc credential leak with reused proxy connection

🗓️ 16 Apr 2026 11:28:16Reported by nobcoderrType 
hackerone
 hackerone
🔗 hackerone.com👁 12 Views

libcurl leaks .netrc Authorization across redirects via reused proxy connection (CVE-2026-6429); affects curl 8.19.0.

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29 Apr 2026 07:14Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.15.3
EPSS0.00021
SSVC
12