# UmbracoCms (NuGet) vulnerabilities Source: https://junglewise.ai/threats/technologies/umbracocms Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/umbracocms.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 7 vulnerabilities in UmbracoCms (NuGet): 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2021-47776, was published on 15 January 2026. ## Counts - Last 7 days: 0 - Last 30 days: 0 - Last 90 days: 0 - All time: 7 (0 critical, 0 exploited in the wild) ## About UmbracoCms (NuGet) Open-source ASP.NET-based content management system for building web applications and websites. ## Latest UmbracoCms (NuGet) vulnerabilities - [CVE-2021-47776: Umbraco CMS contains a server-side request forgery vulnerability](https://junglewise.ai/threats/cve-2021-47776-umbraco-cms-contains-a-server-side-request-forgery-vulnerability) (medium, CVSS 5.3, published 15 Jan 2026) - [CVE-2024-48927: Umbraco has a Potential Code Execution Risk When Viewing SVG Files in Full Screen in Backoffice](https://junglewise.ai/threats/cve-2024-48927-umbraco-has-a-potential-code-execution-risk-when-viewing-svg) (low, CVSS 3.1, published 22 Oct 2024) - [CVE-2024-48926: Umbraco CMS logout page displayed before session expiration](https://junglewise.ai/threats/cve-2024-48926-umbraco-cms-logout-page-displayed-before-session-expiration) (low, CVSS 3.1, published 22 Oct 2024) - [CVE-2024-28868: Umbraco possible user enumeration](https://junglewise.ai/threats/cve-2024-28868-umbraco-possible-user-enumeration) (low, CVSS 3.1, published 20 Mar 2024) - [CVE-2020-9472: Unrestricted Upload of File with Dangerous Type in Umbraco CMS](https://junglewise.ai/threats/cve-2020-9472-unrestricted-upload-of-file-with-dangerous-type-in-umbraco-cms) (low, CVSS 3.1, published 2 Aug 2021) - [CVE-2020-5811: Authenticated path traversal in Umbraco CMS](https://junglewise.ai/threats/cve-2020-5811-authenticated-path-traversal-in-umbraco-cms) (low, CVSS 3.1, published 13 Apr 2021) - [CVE-2020-29454: Incorrect permission enforcement in UmbracoCms](https://junglewise.ai/threats/cve-2020-29454-incorrect-permission-enforcement-in-umbracocms) (low, CVSS 3.1, published 13 Apr 2021) ## Most severe UmbracoCms (NuGet) vulnerabilities - [CVE-2021-47776: Umbraco CMS contains a server-side request forgery vulnerability](https://junglewise.ai/threats/cve-2021-47776-umbraco-cms-contains-a-server-side-request-forgery-vulnerability) (medium, CVSS 5.3, published 15 Jan 2026) - [CVE-2020-5811: Authenticated path traversal in Umbraco CMS](https://junglewise.ai/threats/cve-2020-5811-authenticated-path-traversal-in-umbraco-cms) (low, CVSS 3.1, published 13 Apr 2021) - [CVE-2020-9472: Unrestricted Upload of File with Dangerous Type in Umbraco CMS](https://junglewise.ai/threats/cve-2020-9472-unrestricted-upload-of-file-with-dangerous-type-in-umbraco-cms) (low, CVSS 3.1, published 2 Aug 2021) - [CVE-2020-29454: Incorrect permission enforcement in UmbracoCms](https://junglewise.ai/threats/cve-2020-29454-incorrect-permission-enforcement-in-umbracocms) (low, CVSS 3.1, published 13 Apr 2021) - [CVE-2024-28868: Umbraco possible user enumeration](https://junglewise.ai/threats/cve-2024-28868-umbraco-possible-user-enumeration) (low, CVSS 3.1, published 20 Mar 2024) - [CVE-2024-48927: Umbraco has a Potential Code Execution Risk When Viewing SVG Files in Full Screen in Backoffice](https://junglewise.ai/threats/cve-2024-48927-umbraco-has-a-potential-code-execution-risk-when-viewing-svg) (low, CVSS 3.1, published 22 Oct 2024) - [CVE-2024-48926: Umbraco CMS logout page displayed before session expiration](https://junglewise.ai/threats/cve-2024-48926-umbraco-cms-logout-page-displayed-before-session-expiration) (low, CVSS 3.1, published 22 Oct 2024) ## Vulnerabilities per week Nothing was published in the last eight weeks. | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 0 | 0 | 0 | | 24 Aug 2026 | 0 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 0 | 0 | 0 | | 14 Sep 2026 | 0 | 0 | 0 | | 21 Sep 2026 | 0 | 0 | 0 | | 28 Sep 2026 | 0 | 0 | 0 | | 5 Oct 2026 | 0 | 0 | 0 | | 12 Oct 2026 | 0 | 0 | 0 | | 19 Oct 2026 | 0 | 0 | 0 | | 26 Oct 2026 | 0 | 0 | 0 | | 2 Nov 2026 | 0 | 0 | 0 | | 9 Nov 2026 | 0 | 0 | 0 | ## Other NuGet technologies - [Microsoft.ChakraCore (NuGet)](https://junglewise.ai/threats/technologies/microsoft-chakracore): 247 vulnerabilities - [Magick.NET-Q16-AnyCPU (NuGet)](https://junglewise.ai/threats/technologies/magick-net-q16-anycpu): 167 vulnerabilities - [Magick.NET-Q16-HDRI-AnyCPU (NuGet)](https://junglewise.ai/threats/technologies/magick-net-q16-hdri-anycpu): 162 vulnerabilities - [Magick.NET-Q8-AnyCPU (NuGet)](https://junglewise.ai/threats/technologies/magick-net-q8-anycpu): 162 vulnerabilities - [Magick.NET-Q16-HDRI-x86 (NuGet)](https://junglewise.ai/threats/technologies/magick-net-q16-hdri-x86): 160 vulnerabilities - [Magick.NET-Q8-x86 (NuGet)](https://junglewise.ai/threats/technologies/magick-net-q8-x86): 160 vulnerabilities - [Magick.NET-Q16-x86 (NuGet)](https://junglewise.ai/threats/technologies/magick-net-q16-x86): 159 vulnerabilities - [Magick.NET-Q16-arm64 (NuGet)](https://junglewise.ai/threats/technologies/magick-net-q16-arm64): 157 vulnerabilities - [Magick.NET-Q16-HDRI-OpenMP-arm64 (NuGet)](https://junglewise.ai/threats/technologies/magick-net-q16-hdri-openmp-arm64): 157 vulnerabilities - [Magick.NET-Q16-HDRI-x64 (NuGet)](https://junglewise.ai/threats/technologies/magick-net-q16-hdri-x64): 157 vulnerabilities - [Magick.NET-Q16-OpenMP-arm64 (NuGet)](https://junglewise.ai/threats/technologies/magick-net-q16-openmp-arm64): 157 vulnerabilities - [Magick.NET-Q16-OpenMP-x64 (NuGet)](https://junglewise.ai/threats/technologies/magick-net-q16-openmp-x64): 157 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "UmbracoCms (NuGet) vulnerabilities", https://junglewise.ai/threats/technologies/umbracocms, 9 November 2026.