{"id":"CVE-2026-100686","title":"Budibase versions before 3.45.0 fail to validate per-app authorization in the POST /api/global/groups/:groupId/apps endpoint, allowing builders to assign application roles across workspace boundaries","summary":"Budibase versions before 3.45.0 fail to validate per-app authorization in the POST /api/global/groups/:groupId/apps endpoint, allowing builders to assign application roles across workspace boundaries. A builder of a single workspace can …","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","cwe":["CWE-269"],"vendor":"budibase","product":"server","affected":["server < 3.45.0"],"published":"2026-09-26","updated":"2026-10-08","sourceUpdated":"2026-10-08T16:16:59.130","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-100686","references":[{"url":"https://github.com/Budibase/budibase/security/advisories/GHSA-pp5r-q4fp-mcj3","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/budibase-before-3.45.0-cross-workspace-privilege-escalation-via-post-api-global-groups-groupid-apps","label":"disclosure@vulncheck.com"},{"url":"https://github.com/Budibase/budibase/security/advisories/GHSA-pp5r-q4fp-mcj3","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"total","timestamp":"2026-09-30T15:02:51.742533Z"},"epss":0.00264,"epssPercentile":0.18122,"ingestedAt":"2026-09-26T13:33:20.908Z","slug":"CVE-2026-100686","body":"## Overview\n\nBudibase versions before 3.45.0 fail to validate per-app authorization in the POST /api/global/groups/:groupId/apps endpoint, allowing builders to assign application roles across workspace boundaries. A builder of a single workspace can exploit missing per-app authorization checks to grant themselves admin roles in other workspaces by modifying user group role mappings.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":57,"depthScoreParts":{"impact":44.6,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":213747,"id":"CVE-2026-100686","ts":1790784791701,"field":"exploit_available","old":"false","new":"true"}]}