{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-68559","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-07-30T19:56:44.102Z","datePublished":"2026-08-19T19:20:32.150Z","dateUpdated":"2026-08-19T19:38:29.386Z"},"containers":{"cna":{"title":"Wekan: Broken access control in the Excel-export route (`/api/boards/:boardId/exportExcel`)","problemTypes":[{"descriptions":[{"cweId":"CWE-639","lang":"en","description":"CWE-639: Authorization Bypass Through User-Controlled Key","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","version":"3.1"}}],"references":[{"name":"https://github.com/wekan/wekan/security/advisories/GHSA-mwq8-ccpm-r533","tags":["x_refsource_CONFIRM"],"url":"https://github.com/wekan/wekan/security/advisories/GHSA-mwq8-ccpm-r533"},{"name":"https://github.com/wekan/wekan/commit/7bbd1a3fad5d868fd01d79b5908913e215698e8e","tags":["x_refsource_MISC"],"url":"https://github.com/wekan/wekan/commit/7bbd1a3fad5d868fd01d79b5908913e215698e8e"},{"name":"https://github.com/wekan/wekan/releases/tag/v9.74","tags":["x_refsource_MISC"],"url":"https://github.com/wekan/wekan/releases/tag/v9.74"}],"affected":[{"vendor":"wekan","product":"wekan","versions":[{"version":">= 9.57, < 9.74","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-08-19T19:20:32.150Z"},"descriptions":[{"lang":"en","value":"Wekan is open source kanban built with Meteor. From 9.57 until 9.74, the /api/boards/:boardId/exportExcel route in models/exportExcel.js called the asynchronous exporterExcel.canExport(user) authorization guard from models/server/ExporterExcel.js without awaiting it. The returned Promise was always truthy, so exporterExcel.build(res) ran even when board.isVisibleBy(user) would deny access, allowing any authenticated non-member to download private board card titles, descriptions, lists, swimlanes, members, and metadata. This issue is fixed in version 9.74."}],"source":{"advisory":"GHSA-mwq8-ccpm-r533","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/wekan/wekan/security/advisories/GHSA-mwq8-ccpm-r533","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-19T19:36:32.021362Z","id":"CVE-2026-68559","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-19T19:38:29.386Z"}}]}}