CVE-2026-87861

Description

When using ambient user credentials, an HTTP request directed to one origin may be dispatched over a connection previously authenticated via Negotiate for a different origin, leaving the request's intended credentials unused.

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Produits concernés

• curl

Références

• https://curl.se/docs/CVE-2026-87861.html
• https://curl.se/docs/CVE-2026-87861.json
• https://hackerone.com/reports/3972094

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories