UNKNOWN NVD
CVE-2026-19931
A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using em
A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given
hostname using Negotiate authentication, when the initial request is done
using empty credentials. This can make user B's request get sent over user A's
previously authenticated connection.
References
- https://curl.se/docs/CVE-2026-19931.html
- https://curl.se/docs/CVE-2026-19931.json
- https://hackerone.com/reports/3923520
This unknown severity vulnerability was published on 2026-09-06 via NVD.
vulnfeed aggregates 9982 vulnerabilities from NVD, CISA KEV,
Ubuntu, Debian, Red Hat, Kubernetes, Exploit-DB, OSS-Security, GitHub and OpenStack — updated every 4 hours.