Description
Webstudio before 0.256.0 contains a missing authorization vulnerability that allows authenticated users to read other users' project data via the publishedBuilds and findManyByIds tRPC procedures. Attackers who know another user's project UUID can query the /trpc handler to retrieve publish history, titles, domains, preview images, and latest builds.
Metrics
CVSS 3.1 3.1/10
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:NWeakness enumeration
Affected software
No affected versions have been published.
Timeline
- Published
- Oct 20, 2026
- Last modified
- Oct 23, 2026
- NVD status
- Deferred