CVE-2024-35218: Umbraco CMS Vulnerable to Stored XSS on Content Page Through Markdown Editor Preview Pane

CVE-2024-35218 · Severity: low · CVSS 3.1 · Published 2024-05-21

Umbraco CMS Vulnerable to Stored XSS on Content Page Through Markdown Editor Preview Pane

Technologies: UmbracoCms.Core (NuGet). Vendors: NuGet.

Quick answers

Is CVE-2024-35218 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2024-35218 being exploited in the wild.
How severe is CVE-2024-35218?
Low severity, with a CVSS score of 3.1, published 21 May 2024.
Which products and versions are affected?
UmbracoCms.Core (NuGet) ECOSYSTEM:introduced=8.0.0,fixed=8.18.13.
Is there a fix for CVE-2024-35218?
Yes. UmbracoCms.Core (NuGet): upgrade to 8.18.13 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2024-35218?
Check whether you run UmbracoCms.Core (NuGet) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • UmbracoCms.Core (NuGet): upgrade to 8.18.13 or later
    dotnet add package UmbracoCms.Core --version 8.18.13

Affected products

  • UmbracoCms.Core (NuGet) ECOSYSTEM:introduced=8.0.0,fixed=8.18.13

Identifiers

  • CVE-2024-35218
  • GHSA-gvpc-3pj6-4m9w

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