Medium severity5.4NVD Advisory· Published Oct 13, 2026· Updated Oct 13, 2026
CVE-2026-110230
CVE-2026-110230
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.
Affected products
2Patches
Vulnerability mechanics
References
5- github.com/sergix44/xbackbone/blob/226af4f0cec218f563da6d53ececfa4708e6f3e7/app/Controllers/MediaController.phpnvd
- github.com/sergix44/xbackbone/commit/5e91a2a9859d20e41ee2e2403cfbe673804f6221nvd
- github.com/sergix44/xbackbone/pull/671nvd
- hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/ByAj-Xoiflnvd
- www.vulncheck.com/advisories/xbackbone-through-3.8.2-missing-authorization-via-upload-vanity-endpointnvd
News mentions
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