CVE-2026-113596: low-severity vulnerability in webstudio-is webstudio
Webstudio before 0.256.0 Information Disclosure via tRPC publishedBuilds and findManyByIds
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
8Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 2.3epss 0.4%
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.
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Affected products
webstudio-is · webstudioRelated CVEs — webstudio-is webstudio
In the same product, most dangerous first.
References
https://github.com/webstudio-is/webstudio/blob/0.255.0/packages/dashboard/src/db/projects.tshttps://github.com/webstudio-is/webstudio/blob/0.255.0/packages/project/src/trpc/project-router.tshttps://github.com/webstudio-is/webstudio/commit/348d049ed2763d2b6c3e00319fa9086ca67c8aa6https://github.com/webstudio-is/webstudio/issues/5621https://github.com/webstudio-is/webstudio/releases/tag/0.256.0https://www.vulncheck.com/advisories/webstudio-before-0.256.0-information-disclosure-via-trpc-publishedbuilds-and-findmanybyids