{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/71378?format=json","vulnerability_id":"VCID-57m6-qhr4-vkb3","summary":"Xibo is an open source digital signage platform with a web content management system and Windows display player software. Prior to version 4.4.1, any authenticated user can manually construct a URL to preview campaigns/regions, and export saved reports belonging to other users. Exploitation of the vulnerability is possible on behalf of an authorized user who has any of the following privileges: Page which shows all Layouts that have been created for the purposes of Layout Management; page which shows all Campaigns that have been created for the purposes of Campaign Management; and page which shows all Reports that have been Saved. Users should upgrade to version 4.4.1 which fixes this issue. Upgrading to a fixed version is necessary to remediate.","aliases":[{"alias":"CVE-2026-31956"}],"fixed_packages":[],"affected_packages":[],"references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2026-31956","reference_id":"","reference_type":"","scores":[{"value":"0.00034","scoring_system":"epss","scoring_elements":"0.10514","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-31956"},{"reference_url":"https://github.com/xibosignage/xibo-cms/releases/tag/4.4.1","reference_id":"4.4.1","reference_type":"","scores":[{"value":"4.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-24T13:08:09Z/"}],"url":"https://github.com/xibosignage/xibo-cms/releases/tag/4.4.1"},{"reference_url":"https://github.com/xibosignage/xibo-cms/security/advisories/GHSA-q6rv-8hhj-3fr8","reference_id":"GHSA-q6rv-8hhj-3fr8","reference_type":"","scores":[{"value":"4.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-24T13:08:09Z/"}],"url":"https://github.com/xibosignage/xibo-cms/security/advisories/GHSA-q6rv-8hhj-3fr8"}],"weaknesses":[{"cwe_id":639,"name":"Authorization Bypass Through User-Controlled Key","description":"The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data."}],"exploits":[],"severity_range_score":"4.3 - 4.3","exploitability":null,"weighted_severity":null,"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-57m6-qhr4-vkb3"}