CVE-2026-113596

EUVD-2026-105162
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
3.1 LOW
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 20.14%
Common Weakness Enumeration
References
https://github.com/webstudio-is/webstudio/blob/0.255.0/packages/dashboard/src/db/projects.ts
https://github.com/webstudio-is/webstudio/blob/0.255.0/packages/project/src/trpc/project-router.ts
https://github.com/webstudio-is/webstudio/commit/348d049ed2763d2b6c3e00319fa9086ca67c8aa6
https://github.com/webstudio-is/webstudio/issues/5621
https://github.com/webstudio-is/webstudio/releases/tag/0.256.0
https://www.vulncheck.com/advisories/webstudio-before-0.256.0-information-disclosure-via-trpc-publishedbuilds-and-findmanybyids