{"id":"CVE-2026-116136","summary":"ProjectSend 2.0.0 through 2.7.1 Incorrect Authorization via File Version Linking","details":"ProjectSend 2.0.0 through 2.7.1 contains an incomplete authorization vulnerability in FileVersions::link() that allows staff users to share files without authorization by linking file versions. Attackers can link their file onto an intermediate revision or assign out-of-scope clients, causing moveAssignmentsToRoot() to expose protected original files to unauthorized clients.","modified":"2026-11-08T02:47:23.556316987Z","published":"2026-10-25T11:51:01.317Z","database_specific":{"cwe_ids":["CWE-863"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/116xxx/CVE-2026-116136.json","cna_assigner":"VulnCheck"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/116xxx/CVE-2026-116136.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116136"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/projectsend-2.0.0-through-2.7.1-incorrect-authorization-via-file-version-linking"},{"type":"FIX","url":"https://github.com/projectsend/projectsend/commit/a6ce4f51cfd05e1c9895f8daed261ef1fdfd194d"},{"type":"PACKAGE","url":"https://github.com/projectsend/projectsend"},{"type":"ARTICLE","url":"https://github.com/projectsend/projectsend/blob/v2.7.1/app/Modules/Files/Versions/FileVersions.php#L456-L467"},{"type":"ARTICLE","url":"https://github.com/projectsend/projectsend/blob/v2.7.1/app/Modules/Files/Versions/FileVersions.php#L534-L575"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/projectsend/projectsend","events":[{"introduced":"6e47d76ba6a8c5279ac7be73260c10f47a510c37"},{"fixed":"a6ce4f51cfd05e1c9895f8daed261ef1fdfd194d"}],"database_specific":{"extracted_events":[{"strategy":"StandardRange","range":[{"introduced":"2.0.0"},{"last_affected":"2.7.1"}],"source":"AFFECTED_FIELD"},{"source":"REFERENCES_COMMIT","range":[{"fixed":"a6ce4f51cfd05e1c9895f8daed261ef1fdfd194d"}]}]}}],"versions":["v2.7.1","v2.7.0","v2.6.0","v2.5.0","v2.4.1","v2.4.0","v2.3.0","v2.2.1","v2.2.0","v2.1.0","v2.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-116136.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N"}]}