CVE-2024-35218
4.2 · MEDIUMOverview
CVE-2024-35218 is a medium-severity vulnerability affecting umbraco umbraco_cms. It was published on May 21, 2024 and has a CVSS 3.1 base score of 4.2 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.2, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from umbraco. Update umbraco_cms to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| umbraco | umbraco_cms | >= 8.0.0, < 8.18.13 | Affected |
References
Frequently Asked Questions
What is CVE-2024-35218?
CVE-2024-35218 is a medium-severity vulnerability affecting umbraco umbraco_cms. It was published on May 21, 2024 and has a CVSS 3.1 base score of 4.2 (MEDIUM).
How severe is CVE-2024-35218?
This vulnerability has a CVSS 3.1 base score of 4.2, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2024-35218?
Check the references section for vendor advisories and patches from umbraco. Update umbraco_cms to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2024-35218?
CyberStrike's AI-powered security agents can automatically detect CVE-2024-35218 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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