{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-30T01:24:16.336","vulnerabilities":[{"cve":{"id":"CVE-2023-49279","sourceIdentifier":"security-advisories@github.com","published":"2023-12-12T20:15:08.390","lastModified":"2024-11-21T08:33:10.423","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Umbraco is an ASP.NET content management system (CMS). Starting in version 7.0.0 and prior to versions 7.15.11, 8.18.9, 10.7.0, 11.5.0, and 12.2.0, a user with access to the backoffice can upload SVG files that include scripts. If the user can trick another user to load the media directly in a browser, the scripts can be executed. Versions 7.15.11, 8.18.9, 10.7.0, 11.5.0, and 12.2.0 contain a patch for this issue. Some workarounds are available. Implement the server side file validation or serve all media from an different host (e.g cdn) than where Umbraco is hosted."},{"lang":"es","value":"Umbraco es un sistema de gestión de contenidos (CMS) ASP.NET. A partir de la versión 7.0.0 y anteriores a las versiones 7.15.11, 8.18.9, 10.7.0, 11.5.0 y 12.2.0, un usuario con acceso al backoffice puede cargar archivos SVG que incluyan scripts. Si el usuario puede engañar a otro usuario para que cargue los medios directamente en un navegador, los scripts se pueden ejecutar. Las versiones 7.15.11, 8.18.9, 10.7.0, 11.5.0 y 12.2.0 contienen un parche para este problema. Algunas soluciones están disponibles. Implemente la validación de archivos del lado del servidor o proporcione todos los medios desde un host diferente (por ejemplo, cdn) al que está alojado Umbraco."}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N","baseScore":3.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":1.2,"impactScore":2.5},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","baseScore":5.4,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.3,"impactScore":2.7}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-79"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0.0","versionEndExcluding":"7.15.11","matchCriteriaId":"F339F5B2-A184-4105-8BC9-D3FD1B793271"},{"vulnerable":true,"criteria":"cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*","versionStartIncluding":"8.0.0","versionEndExcluding":"8.18.9","matchCriteriaId":"185C2350-DA24-42EE-885E-39DAACBFB294"},{"vulnerable":true,"criteria":"cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*","versionStartIncluding":"10.0.0","versionEndExcluding":"10.7.0","matchCriteriaId":"AE39433E-172C-42F4-BD74-31FA96A8FF05"},{"vulnerable":true,"criteria":"cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*","versionStartIncluding":"11.0.0","versionEndExcluding":"11.5.0","matchCriteriaId":"7E68D9FA-67C8-456C-926E-36E76A7B77B9"},{"vulnerable":true,"criteria":"cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*","versionStartIncluding":"12.0.0","versionEndExcluding":"12.2.0","matchCriteriaId":"6842FACF-64C1-40A1-9B7A-ADF855867C3C"}]}]}],"references":[{"url":"https://docs.umbraco.com/umbraco-cms/reference/security/serverside-file-validation","source":"security-advisories@github.com","tags":["Product"]},{"url":"https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-6xmx-85x3-4cv2","source":"security-advisories@github.com","tags":["Vendor Advisory"]},{"url":"https://docs.umbraco.com/umbraco-cms/reference/security/serverside-file-validation","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Product"]},{"url":"https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-6xmx-85x3-4cv2","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}]}