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Servers and applications

CVE-2026-111624

Umbraco CMS before 17.7.1 and 18.2.1 Missing Authorization on SignalR Hubs

Severity
Medium 6.3
Published
16 Oct 2026
Last changed
21 Oct 2026
Added to UpHeron
3 Nov 2026
Fixed in
17.7.1, 18.2.1
Sources
CVE Program

Affected software

SoftwareAffected versions
Umbraco CMSServers and applications · cna:umbraco|umbraco-cms
  • From 17.0.0 before 17.7.1
  • From 18.0.0 before 18.2.1

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-111624