CVE-2026-113596
LOW
CVSS 3.1
Published: 2026-10-20
Modified: 2026-10-20
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Threat Intelligence Pending
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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.
Quick Facts
| CVE ID | CVE-2026-113596 |
| CVSS Score | 3.1 |
| Vector | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N |
| Published | 2026-10-20 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |
References
- https://github.com/webstudio-is/webstudio/blob/0.255.0/packa…
- https://github.com/webstudio-is/webstudio/blob/0.255.0/packa…
- https://github.com/webstudio-is/webstudio/commit/348d049ed27…
- https://github.com/webstudio-is/webstudio/issues/5621
- https://github.com/webstudio-is/webstudio/releases/tag/0.256…
- https://www.vulncheck.com/advisories/webstudio-before-0.256.…