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curl: CVE-2026-87861: cross-origin reuse of a Negotiate connection

🗓️ 26 Aug 2026 20:26:20Reported by hadd0ckType 
hackerone
 hackerone
🔗 hackerone.com👁 6 Views

Cross-origin reuse of a Negotiate connection in curl's lib/url.c.

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14 Oct 2026 07:19Current
5.7Medium risk
Vulners AI Score5.7
6