All vulnerabilities

Servers and applications

CVE-2026-87861

cross-origin reuse of a Negotiate connection

Severity
Unrated
Published
20 Oct 2026
Last changed
20 Oct 2026
Added to UpHeron
20 Oct 2026
Sources
CVE Program

Affected software

SoftwareAffected versions
curlServers and applications · cna:curl|curl
  • From 8.21.0 up to 8.21.0
  • From 8.22.0 up to 8.22.0

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-87861