CVE-2026-84799

Craft CMS before 5.11.0 fails to enforce user-group scope filters on native GraphQL user relations including author, authors, uploader, draftCreator, and revisionCreator fields. Attackers with a scoped GraphQL token can query these relations to read usernames, email addresses, and full names of any content author or uploader including administrators.

  • Published Sep 2, 2026
  • CVSS 5.3 medium
  • 0.3% chance of exploitation in the next 30 days (EPSS)
  • A fix is available

Affected software

CVE-2026-84799 at the National Vulnerability Database