{"cve":"CVE-2025-24012","nvd":{"published":"2025-01-21T16:15:14.923","modified":"2026-06-17T08:57:53.230","status":"Analyzed","description":"Umbraco is a free and open source .NET content management system. Starting in version 14.0.0 and prior to versions 14.3.2 and 15.1.2, authenticated users are able to exploit a cross-site scripting vulnerability when viewing certain localized backoffice components. Versions 14.3.2 and 15.1.2 contain a patch.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","score":5.4},"cwes":["CWE-79"],"references":["https://github.com/umbraco/Umbraco-CMS/commit/d4f8754f933895b3a329296e25ddea6f84a0aea2","https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-wv8v-rmw2-25wc"],"products":["umbraco:umbraco_cms"],"source":"nvd","synced_at":"2026-10-19T21:58:41.599736885+00:00"},"epss":{"cve":"CVE-2025-24012","score":0.00275,"percentile":0.19906,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-wv8v-rmw2-25wc","url":"https://osv.dev/vulnerability/GHSA-wv8v-rmw2-25wc","summary":"XSS/HTML Injection Vulnerability in Umbraco Backoffice Components","modified":"2025-02-20T23:10:59.910299Z","packages":[{"ecosystem":"NuGet","name":"Umbraco.Cms.StaticAssets","purl":"pkg:nuget/Umbraco.Cms.StaticAssets","ranges":[">=14.0.0 <14.3.2"],"fixed":["14.3.2"]},{"ecosystem":"NuGet","name":"Umbraco.Cms.StaticAssets","purl":"pkg:nuget/Umbraco.Cms.StaticAssets","ranges":[">=15.0.0 <15.1.2"],"fixed":["15.1.2"]},{"ecosystem":"npm","name":"@umbraco-cms/backoffice","purl":"pkg:npm/%40umbraco-cms/backoffice","ranges":[">=14.0.0 <14.3.2"],"fixed":["14.3.2"]},{"ecosystem":"npm","name":"@umbraco-cms/backoffice","purl":"pkg:npm/%40umbraco-cms/backoffice","ranges":[">=15.0.0 <15.1.2"],"fixed":["15.1.2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}