Moderate severityNVD Advisory· Published May 21, 2024· Updated Aug 2, 2024
Umbraco CMS Vulnerable to Stored XSS on Content Page Through Markdown Editor Preview Pane
CVE-2024-35218
Description
Umbraco CMS is an ASP.NET CMS used by more than 730.000 websites. Stored Cross-site scripting (XSS) enable attackers that have access to backoffice to bring malicious content into a website or application. This vulnerability has been patched in version(s) 8.18.13, 10.8.4, 12.3.7, 13.1.1 by implementing IHtmlSanitizer.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
UmbracoCms.CoreNuGet | >= 8.0.0, < 8.18.13 | 8.18.13 |
UmbracoCms.CoreNuGet | >= 10.0.0, < 10.8.4 | 10.8.4 |
UmbracoCms.CoreNuGet | >= 12.0.0, < 12.3.7 | 12.3.7 |
UmbracoCms.CoreNuGet | >= 13.0.0, < 13.1.1 | 13.1.1 |
Affected products
2- Range: >= 8.0.0, < 8.18.13
Patches
Vulnerability mechanics
References
7- github.com/advisories/GHSA-gvpc-3pj6-4m9wghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2024-35218ghsaADVISORY
- github.com/umbraco/Umbraco-CMS/commit/1b712fe6ec52aa4e71b3acf63e393c8e6ab85385ghsax_refsource_MISCWEB
- github.com/umbraco/Umbraco-CMS/commit/a2684069b1e9976444f60b4b37a80be05b87f6b6ghsax_refsource_MISCWEB
- github.com/umbraco/Umbraco-CMS/commit/cbf9f9bcd199d7ca0412be3071d275556f10b7baghsax_refsource_MISCWEB
- github.com/umbraco/Umbraco-CMS/commit/d090176272d07500dac0daee7c598aa8bb321050ghsax_refsource_MISCWEB
- github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-gvpc-3pj6-4m9wghsax_refsource_CONFIRMWEB
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