CVE-2022-50685
Kentico Xperience <= 13.0.56 File Upload Stored XSS
Description
A stored cross-site scripting vulnerability in Kentico Xperience allows authenticated users to inject malicious scripts via XML file uploads as page attachments or metafiles. Attackers can upload malicious XML files that enable stored XSS, allowing malicious scripts to execute in users' browsers.
INFO
Published Date :
Dec. 18, 2025, 8:15 p.m.
Last Modified :
Dec. 18, 2025, 8:15 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | MITRE-CVE | ||||
| CVSS 4.0 | MEDIUM | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Validate all uploaded XML files for malicious content.
- Sanitize and remove script tags from XML content.
- Restrict file upload types to trusted formats.
- Update Kentico Xperience to the latest version.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-50685.
| URL | Resource |
|---|---|
| https://devnet.kentico.com/download/hotfixes | |
| https://www.vulncheck.com/advisories/kentico-xperience-file-upload-stored-xss2 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-50685 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-50685
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-50685 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-50685 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Dec. 18, 2025
Action Type Old Value New Value Added Description A stored cross-site scripting vulnerability in Kentico Xperience allows authenticated users to inject malicious scripts via XML file uploads as page attachments or metafiles. Attackers can upload malicious XML files that enable stored XSS, allowing malicious scripts to execute in users' browsers. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N Added CWE CWE-79 Added Reference https://devnet.kentico.com/download/hotfixes Added Reference https://www.vulncheck.com/advisories/kentico-xperience-file-upload-stored-xss2