{"id":"CVE-2026-116136","title":"ProjectSend 2.0.0 through 2.7.1 Incorrect Authorization via File Version Linking","summary":"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 inter…","severity":"medium","cvss":5.9,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N","cvssSource":"cna","cwe":["CWE-863"],"vendor":"projectsend","product":"ProjectSend","affected":["ProjectSend >= 2.0.0 <= 2.7.1"],"published":"2026-10-25","updated":"2026-10-25","sourceUpdated":"2026-10-25T11:51:01.317Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-116136","references":[{"url":"https://github.com/projectsend/projectsend/commit/a6ce4f51cfd05e1c9895f8daed261ef1fdfd194d","label":"Patch Commit"},{"url":"https://github.com/projectsend/projectsend"},{"url":"https://github.com/projectsend/projectsend/blob/v2.7.1/app/Modules/Files/Versions/FileVersions.php#L456-L467"},{"url":"https://github.com/projectsend/projectsend/blob/v2.7.1/app/Modules/Files/Versions/FileVersions.php#L534-L575"},{"url":"https://www.vulncheck.com/advisories/projectsend-2.0.0-through-2.7.1-incorrect-authorization-via-file-version-linking","label":"VulnCheck Advisory: ProjectSend 2.0.0 through 2.7.1 Incorrect Authorization via File Version Linking"}],"tags":["cve.org"],"ingestedAt":"2026-10-25T22:08:29.957Z","slug":"CVE-2026-116136","body":"## Overview\n\nProjectSend 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.\n\n## Affected\n\n- `ProjectSend >= 2.0.0 <= 2.7.1`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":32,"depthScoreParts":{"impact":32.5,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}