{"id":"CVE-2026-113596","aliases":["EUVD-2026-105162","GHSA-r95x-94xh-ccwh"],"status":"published","title":"Webstudio before 0.256.0 Information Disclosure via tRPC publishedBuilds and findManyByIds","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.","severity":{"version":"4.0","score":2.3,"vector":"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","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00351,"percentile":0.29191,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2026-10-20T15:40:25Z","modified":"2026-10-28T02:31:04Z","products":[{"vendor":"webstudio-is","product":"webstudio"}],"references":[{"url":"https://github.com/webstudio-is/webstudio/issues/5621","tags":["issue-tracking","report"]},{"url":"https://github.com/webstudio-is/webstudio/commit/348d049ed2763d2b6c3e00319fa9086ca67c8aa6","tags":["patch","fix"]},{"url":"https://github.com/webstudio-is/webstudio/releases/tag/0.256.0","tags":["release-notes","advisory"]},{"url":"https://github.com/webstudio-is/webstudio/blob/0.255.0/packages/project/src/trpc/project-router.ts","tags":["technical-description","article"]},{"url":"https://github.com/webstudio-is/webstudio/blob/0.255.0/packages/dashboard/src/db/projects.ts","tags":["technical-description","article"]},{"url":"https://www.vulncheck.com/advisories/webstudio-before-0.256.0-information-disclosure-via-trpc-publishedbuilds-and-findmanybyids","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113596","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-r95x-94xh-ccwh"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/113xxx/CVE-2026-113596.json","tags":["advisory"]},{"url":"https://github.com/webstudio-is/webstudio","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-113596","title":"Webstudio before 0.256.0 Information Disclosure via tRPC publishedBuilds and findManyByIds","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.","status":"published","published":"2026-10-20T15:40:25.087Z","modified":"2026-10-23T01:43:56.739Z","cvss":[{"version":"4.0","score":2.3,"vector":"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","level":"low","assessor":"cna"},{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T13:44:29.519518Z"}],"euvd":[{"id":"EUVD-2026-105162","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.","status":"published","published":"2026-10-20T15:40:25Z","modified":"2026-10-23T01:43:56Z","cvss":[{"version":"4.0","score":2.3,"vector":"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","level":"low"}],"updated_at":"2026-11-02T16:59:33.524592Z"}],"ghsa":[{"id":"GHSA-r95x-94xh-ccwh","title":"Webstudio before 0.256.0 contains a missing authorization vulnerability that allows authenticated...","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.","status":"published","published":"2026-10-20T18:31:43Z","modified":"2026-10-20T18:31:49Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"},{"version":"4.0","score":2.3,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:14:04.153849Z"}],"nvd":[{"id":"CVE-2026-113596","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.","status":"published","published":"2026-10-20T16:17:08.34Z","modified":"2026-10-23T02:16:55.313Z","cvss":[{"version":"4.0","score":2.3,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low","assessor":"secondary"},{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:13:01.161484Z"}],"osv":[{"id":"CVE-2026-113596","title":"Webstudio before 0.256.0 Information Disclosure via tRPC publishedBuilds and findManyByIds","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.","status":"published","published":"2026-10-20T15:40:25.087Z","modified":"2026-10-28T02:31:04.577923759Z","cvss":[{"version":"4.0","score":2.3,"vector":"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","level":"low"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:44:56.310988Z"}]}}