All vulnerabilities

Servers and applications

GHSA-r4qv-c8pg-qq59

Backoffice users can grant user groups start nodes outside their own access (start node restriction bypass)

Severity
Medium 6.5
Published
27 Oct 2026
Last changed
27 Oct 2026
Added to UpHeron
3 Nov 2026
Fixed in
13.16.3
Sources
Project advisories (GitHub)

Affected software

SoftwareAffected versions
Umbraco CMSServers and applications · github:umbraco/umbraco-cms
  • Every version before 13.16.3

References