{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-116136", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-25T11:15:12.828Z", "datePublished": "2026-10-25T11:51:01.317Z", "dateUpdated": "2026-10-25T11:51:01.317Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-25T11:51:01.317Z"}, "datePublic": "2026-10-24T00:00:00.000Z", "title": "ProjectSend 2.0.0 through 2.7.1 Incorrect Authorization via File Version Linking", "descriptions": [{"lang": "en", "value": "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."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Incorrect Authorization", "cweId": "CWE-863", "type": "CWE"}]}], "affected": [{"vendor": "projectsend", "product": "ProjectSend", "defaultStatus": "unaffected", "versions": [{"version": "2.0.0", "status": "affected", "versionType": "semver", "lessThanOrEqual": "2.7.1"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:projectsend:projectsend:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.0.0", "versionEndIncluding": "2.7.1"}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "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", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 6, "baseSeverity": "MEDIUM"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/projectsend/projectsend/commit/a6ce4f51cfd05e1c9895f8daed261ef1fdfd194d", "tags": ["patch"], "name": "Patch Commit"}, {"url": "https://github.com/projectsend/projectsend", "tags": ["product"]}, {"url": "https://github.com/projectsend/projectsend/blob/v2.7.1/app/Modules/Files/Versions/FileVersions.php#L456-L467", "tags": ["technical-description"]}, {"url": "https://github.com/projectsend/projectsend/blob/v2.7.1/app/Modules/Files/Versions/FileVersions.php#L534-L575", "tags": ["technical-description"]}, {"name": "VulnCheck Advisory: ProjectSend 2.0.0 through 2.7.1 Incorrect Authorization via File Version Linking", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/projectsend-2.0.0-through-2.7.1-incorrect-authorization-via-file-version-linking"}], "credits": [{"lang": "en", "value": "Huzaifa Dal", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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