Medium severity · published May 21, 2024
CVE-2024-35218
Umbraco CMS is an ASP.NET CMS used by more than 730.000 websites
4.8
CVSS
0.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 29% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UC
Umbraco Cms · Umbraco
8.0.0 before 8.18.13; 10.0.0 before 10.8.4; 12.0.0 before 12.3.7; 13.0.0 before 13.1.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-35218
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-35218
Patch
https://github.com/umbraco/Umbraco-CMS/commit/1b712fe6ec52aa4e71b3acf63e393c8e6ab85385
Patch
https://github.com/umbraco/Umbraco-CMS/commit/a2684069b1e9976444f60b4b37a80be05b87f6b6
Patch
https://github.com/umbraco/Umbraco-CMS/commit/cbf9f9bcd199d7ca0412be3071d275556f10b7ba
Patch
https://github.com/umbraco/Umbraco-CMS/commit/d090176272d07500dac0daee7c598aa8bb321050
Vendor Advisory
https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-gvpc-3pj6-4m9w
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