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.

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Fixes

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History

Tue, 13 Oct 2026 19:00:00 +0000

Type Values Removed Values Added
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.
Title XBackBone through 3.8.2 Missing Authorization via Upload Vanity Endpoint
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L'}

cvssV4_0

{'score': 5.3, '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'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-13T19:27:13.211Z

Reserved: 2026-10-13T17:59:52.083Z

Link: CVE-2026-110230

cve-icon Vulnrichment

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cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-13T19:18:47.870

Modified: 2026-10-13T20:17:27.987

Link: CVE-2026-110230

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses