{"schema":"threatline.record/2","record":{"id":"CVE-2026-110230","aliases":[],"summary":"XBackBone through 3.8.2 Missing Authorization via Upload Vanity Endpoint","details":"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.","categories":["Unclassified"],"product":"XBackBone","vendor":"sergix44","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-110230","source_modified_at":"2026-10-13T19:27:13.211Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"XBackBone","vendor":"sergix44","versions":[{"version":"0","lessThanOrEqual":"3.8.2","status":"affected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":5.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.0031,"percentile":0.22674,"score_date":"2026-10-23"},"published_at":"2026-10-13T18:50:13.474Z","modified_at":"2026-10-13T19:27:13.211Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-110230","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-13T19:27:13.211Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-110230","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/sergix44/xbackbone/pull/671","tags":["patch","issue-tracking"]},{"source":"CVE List","url":"https://github.com/sergix44/xbackbone/commit/5e91a2a9859d20e41ee2e2403cfbe673804f6221","tags":["patch"]},{"source":"CVE List","url":"https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/ByAj-Xoifl","tags":["third-party-advisory"]},{"source":"CVE List","url":"https://github.com/sergix44/xbackbone/blob/226af4f0cec218f563da6d53ececfa4708e6f3e7/app/Controllers/MediaController.php#L204-L229","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/sergix44/xbackbone","tags":["product"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/xbackbone-through-3.8.2-missing-authorization-via-upload-vanity-endpoint","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-13T19:26:53.968957Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-13T19:27:13.211Z","content_hash":"8707be23b4b2f97bafef7df6669d291b1f8bf1244ef410c7f85d489848e98a2e"}}