// For flags

CVE-2025-24012

Umbraco Backoffice Components Have XSS/HTML Injection Vulnerability

Severity Score

4.6
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

Umbraco is a free and open source .NET content management system. Starting in version 14.0.0 and prior to versions 14.3.2 and 15.1.2, authenticated users are able to exploit a cross-site scripting vulnerability when viewing certain localized backoffice components. Versions 14.3.2 and 15.1.2 contain a patch.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2025-01-16 CVE Reserved
  • 2025-01-21 CVE Published
  • 2025-02-12 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Umbraco
Search vendor "Umbraco"
 Umbraco-CMS
Search vendor "Umbraco" for product "Umbraco-CMS"
 >= 14.0.0 < 14.3.2
Search vendor "Umbraco" for product "Umbraco-CMS" and version " >= 14.0.0 < 14.3.2"
en
Affected
Umbraco
Search vendor "Umbraco"
 Umbraco-CMS
Search vendor "Umbraco" for product "Umbraco-CMS"
 >= 15.0.0 < 15.1.2
Search vendor "Umbraco" for product "Umbraco-CMS" and version " >= 15.0.0 < 15.1.2"
en
Affected