{"id":"CVE-2026-110230","revision":"2d1e8227e1034868ad7d500c56ee47c2","records":[{"revision":"2d1e8227e1034868ad7d500c56ee47c2","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-110230","aliases":[],"title":"XBackBone through 3.8.2 Missing Authorization via Upload Vanity Endpoint","description":"XBackBone through 3.8.2 contains a missing authorization vulnerability that allows authenticated users to change other users' upload share codes via the POST /upload/{id}/vanity route. Attackers can supply sequential upload ids to MediaController::createVanity() to break existing share links and hijack the freed codes with their own uploads.","state":0,"publishedAt":"2026-10-13T18:50:13.474+00:00","modifiedAt":"2026-10-13T19:27:13.211+00:00","affected":[{"ecosystem":"Vendor product","name":"XBackBone","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"sergix44\",\n                    \"product\": \"XBackBone\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"3.8.2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"repo\": \"https://github.com/sergix44/xbackbone\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","score":5.3,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","score":5.4,"severity":"MEDIUM"}],"references":["https://github.com/sergix44/xbackbone/pull/671","https://github.com/sergix44/xbackbone/commit/5e91a2a9859d20e41ee2e2403cfbe673804f6221","https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/ByAj-Xoifl","https://github.com/sergix44/xbackbone/blob/226af4f0cec218f563da6d53ececfa4708e6f3e7/app/Controllers/MediaController.php#L204-L229","https://github.com/sergix44/xbackbone","https://www.vulncheck.com/advisories/xbackbone-through-3.8.2-missing-authorization-via-upload-vanity-endpoint"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-110230","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-110230","identifiers":["CVE-2026-110230"]},"retained":false,"historicalAffected":[]}],"coverage":[]}