CVE-2024-35218
MEDIUM4.2EPSS 0.70%Umbraco CMS Vulnerable to Stored XSS on Content Page Through Markdown Editor Preview Pane
Published: 5/21/2024Modified: 2/12/2025
Description
### Impact Stored Cross-site scripting (XSS) enable attackers that have access to backoffice to bring malicious content into a website or application. ### Affected versions Umbraco CMS >= 8.00 ### Patches This is fixed in 8.18.13, 10.8.4, 12.3.7, 13.1.1 by implementing IHtmlSanitizer
Affected packages (1)
- NuGet/UmbracoCms.Core>= 8.0.0, < 8.18.13
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.2 | CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:N/A:N |
References (7)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2024-35218
- PATCHhttps://github.com/umbraco/Umbraco-CMS
- WEBhttps://github.com/umbraco/Umbraco-CMS/commit/1b712fe6ec52aa4e71b3acf63e393c8e6ab85385
- WEBhttps://github.com/umbraco/Umbraco-CMS/commit/a2684069b1e9976444f60b4b37a80be05b87f6b6
- WEBhttps://github.com/umbraco/Umbraco-CMS/commit/cbf9f9bcd199d7ca0412be3071d275556f10b7ba
- WEBhttps://github.com/umbraco/Umbraco-CMS/commit/d090176272d07500dac0daee7c598aa8bb321050
- WEBhttps://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-gvpc-3pj6-4m9w