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Party Advisory","evidence","web"]},{"url":"https://github.com/bookstackapp/bookstack/commit/b4fa82e3298a15443ca40bff205b7a16a1031d92","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-4026","tags":["advisory"]},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v21.11.2","tags":["web"]},{"url":"https://github.com/advisories/GHSA-jm6p-wfjg-xm7x"},{"url":"https://github.com/bookstackapp/bookstack","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2021-4026","title":"Improper Access Control in bookstackapp/bookstack","description":"bookstack is vulnerable to Improper Access 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