{"id":"CVE-2026-100688","title":"Budibase server before 3.45.0 contains a cross-tenant information disclosure vulnerability in the GET /api/applications/:appId/appPackage endpoint that allows authenticated users to read another tenant's application metadata and source c…","summary":"Budibase server before 3.45.0 contains a cross-tenant information disclosure vulnerability in the GET /api/applications/:appId/appPackage endpoint that allows authenticated users to read another tenant's application metadata and source c…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","cwe":["CWE-639"],"vendor":"budibase","product":"server","affected":["server < 3.45.0"],"published":"2026-09-26","updated":"2026-10-08","sourceUpdated":"2026-10-08T16:16:59.417","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-100688","references":[{"url":"https://github.com/Budibase/budibase/security/advisories/GHSA-4946-qf2m-wrh5","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/budibase-server-before-3.45.0-cross-tenant-information-disclosure","label":"disclosure@vulncheck.com"},{"url":"https://github.com/Budibase/budibase/security/advisories/GHSA-4946-qf2m-wrh5","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-28T16:37:05.955451Z"},"epss":0.00331,"epssPercentile":0.26142,"ingestedAt":"2026-09-26T13:33:20.904Z","slug":"CVE-2026-100688","body":"## Overview\n\nBudibase server before 3.45.0 contains a cross-tenant information disclosure vulnerability in the GET /api/applications/:appId/appPackage endpoint that allows authenticated users to read another tenant's application metadata and source code. Attackers can supply a victim tenant's app id to retrieve sensitive application details including navigation structure, role names, internal screen URLs, JavaScript snippets, and user identifiers without authorization checks.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":212033,"id":"CVE-2026-100688","ts":1790615836489,"field":"exploit_available","old":"false","new":"true"}]}