Kentico: >> Xperience >> 12.0.21 Security Vulnerabilities
A cryptography vulnerability in Kentico Xperience allows attackers to potentially manipulate URL hash values through existing hashing mechanisms. The hotfix introduces an additional security layer to prevent hash value reuse and potential exploitation.
CVSS Score
7.5
EPSS Score
0.0
Published
2025-12-18
A stored cross-site scripting vulnerability in Kentico Xperience allows administration users to inject malicious scripts via email marketing templates. Attackers can exploit this vulnerability to execute malicious scripts that could compromise user browsers and steal sensitive information.
CVSS Score
4.6
EPSS Score
0.0
Published
2025-12-18
An information disclosure vulnerability in Kentico Xperience allows attackers to leak virtual context URLs via the HTTP Referer header when users interact with third-party domains. Sensitive virtual context information can be exposed to external domains through page builder interactions and link/image loading.
CVSS Score
5.3
EPSS Score
0.0
Published
2025-12-18
An unrestricted file upload vulnerability in Kentico Xperience allows authenticated users with 'Read data' permissions to upload arbitrary file types via MVC form file uploader components. Attackers can manipulate file names and upload potentially malicious files to the system, enabling unauthorized file uploads.
CVSS Score
8.8
EPSS Score
0.0
Published
2025-12-18
Kentico Xperience before 13.0.178 has a specific set of allowed ContentUploader file extensions for unauthenticated uploads; however, because .zip is processed through TryZipProviderSafe, there is additional functionality to create files with other extensions. NOTE: this is a separate issue not necessarily related to SVG or XSS.
CVSS Score
7.2
EPSS Score
0.002
Published
2025-04-06
Kentico Xperience before 13.0.181 allows authenticated users to distribute malicious content (for stored XSS) via certain interactions with the media library file upload feature.
CVSS Score
6.4
EPSS Score
0.0
Published
2025-04-06
An unsafe reflection vulnerability in Kentico Xperience allows an unauthenticated attacker to kill the current process, leading to a Denial-of-Service condition.
This issue affects Xperience: through 13.0.180.
EPSS Score
0.005
Published
2025-03-31
The Kentico Xperience application does not fully validate or filter files uploaded via the multiple-file upload functionality, which allows for stored XSS.This issue affects Kentico Xperience through 13.0.178.
CVSS Score
6.5
EPSS Score
0.005
Published
2025-03-24
An authenticated remote code execution in Kentico Xperience allows authenticated users Staging Sync Server to upload arbitrary data to path relative locations. This results in path traversal and arbitrary file upload, including content that can be executed server side leading to remote code execution.This issue affects Kentico Xperience through 13.0.178.
CVSS Score
7.2
EPSS Score
0.012
Published
2025-03-24
CVE-2025-2746
An authentication bypass vulnerability in Kentico Xperience allows authentication bypass via the Staging Sync Server password handling of empty SHA1 usernames in digest authentication. Authentication bypass allows an attacker to control administrative objects.This issue affects Xperience through 13.0.172.
Known exploited
CVSS Score
9.8
EPSS Score
0.874
Published
2025-03-24