{"action":"Upgrade Umbraco.CMS to 10.8.1 (10.x) or 12.3.4 (12.x) or later.","affected":[{"fixed":"10.8.1","introduced":"10.0.0"},{"fixed":"12.3.4","introduced":"11.0.0"}],"component":"Umbraco.CMS","cve_ids":["CVE-2023-48313"],"ecosystem":"NuGet","epss":0.00425,"exploited":false,"fixed_versions":["10.8.1","12.3.4"],"ghsa_id":"GHSA-v98m-398x-269r","id":"tcs_01M5N91ATFNMW7QP7YC8Q1NK3P","modified_at":"2026-09-10T03:50:05.795573393Z","published_at":"2023-12-13T13:24:06Z","references":["https://osv.dev/vulnerability/GHSA-v98m-398x-269r","https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-v98m-398x-269r","https://nvd.nist.gov/vuln/detail/CVE-2023-48313","https://github.com/umbraco/Umbraco-CMS"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"GHSA-v98m-398x-269r","url":"https://osv.dev/vulnerability/GHSA-v98m-398x-269r"}],"summary":"DOM-XSS on Backoffice login screen."}