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CVSS: 5.3EPSS: 0%CPEs: 1EXPL: 1

A vulnerability was found in Umbraco CMS 12.3.6. It has been classified as problematic. Affected is an unknown function of the file /Umbraco/preview/frame?id{} of the component Dashboard. The manipulation of the argument culture leads to cross site scripting. • https://vuldb.com/?ctiid.282930 https://vuldb.com/?id.282930 https://vuldb.com/?submit.427091 https://drive.google.com/file/d/1YoZgdlS3QT7Xu005j9RO-FFUT8RbB0Da/view?usp=sharing • CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE-94: Improper Control of Generation of Code ('Code Injection') CWE-707: Improper Neutralization •

CVSS: 4.2EPSS: 0%CPEs: 2EXPL: 0

Umbraco is a free and open source .NET content management system. In versions on the 13.x branch prior to 13.5.2 and versions on the 10.x branch prior to 10.8.7, during an explicit sign-out, the server session is not fully terminated. Versions 13.5.2 and 10.8.7 contain a patch for the issue. • https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-wxw9-6pv9-c3xc • CWE-384: Session Fixation •

CVSS: 4.6EPSS: 0%CPEs: 3EXPL: 0

Umbraco, a free and open source .NET content management system, has a remote code execution issue in versions on the 13.x branch prior to 13.5.2, 10.x prior to 10.8.7, and 8.x prior to 8.18.15. There is a potential risk of code execution for Backoffice users when they “preview” SVG files in full screen mode. Versions 13.5.2, 10.8,7, and 8.18.15 contain a patch for the issue. As a workaround, derver-side file validation is available to strip script tags from file's content during the file upload process. • https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-5955-cwv4-h7qh • CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') •

CVSS: 4.2EPSS: 0%CPEs: 3EXPL: 0

Umbraco, a free and open source .NET content management system, has an insufficient session expiration issue in versions on the 13.x branch prior to 13.5.2, 10.x prior to 10.8.7, and 8.x prior to 8.18.15. The Backoffice displays the logout page with a session timeout message before the server session has fully expired, causing users to believe they have been logged out approximately 30 seconds before they actually are. Versions 13.5.2, 10.8,7, and 8.18.15 contain a patch for the issue. • https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-fp6q-gccw-7qqm • CWE-613: Insufficient Session Expiration •

CVSS: 0EPSS: 0%CPEs: 1EXPL: 0

Umbraco, a free and open source .NET content management system, has an improper access control issue starting in version 14.0.0 and prior to version 14.3.0. The issue allows low-privilege users to access the webhook API and retrieve information that should be restricted to users with access to the settings section. Version 14.3.0 contains a patch. • https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-4gp9-ff99-j6vj • CWE-284: Improper Access Control CWE-863: Incorrect Authorization •