Kentico Xperience vulnerabilities

CVE-2019-10068 [CRITICAL] CWE-502 CVE-2019-10068: An issue was discovered in Kentico 12.0.x before 12.0.15, 11.0.x before 11.0.48, 10.0.x before 10.0. An issue was discovered in Kentico 12.0.x before 12.0.15, 11.0.x before 11.0.48, 10.0.x before 10.0.52, and 9.x versions. Due to a failure to validate security headers, it was possible for a specially crafted request to the staging service to bypass the initial authentication and proceed to deserialize user-controlled .NET object input. This deser

CVE-2025-2747 [CRITICAL] CWE-288 CVE-2025-2747: An authentication bypass vulnerability in Kentico Xperience allows authentication bypass via the Sta An authentication bypass vulnerability in Kentico Xperience allows authentication bypass via the Staging Sync Server component password handling for the server defined None type. Authentication bypass allows an attacker to control administrative objects.This issue affects Xperience through 13.0.178.

CVE-2025-2746 [CRITICAL] CWE-288 CVE-2025-2746: An authentication bypass vulnerability in Kentico Xperience allows authentication bypass via the Sta 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.

CVE-2025-2749 [HIGH] CWE-22 CVE-2025-2749: An authenticated remote code execution in Kentico Xperience allows authenticated users Staging Sync 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.

CVE-2025-2748 [MEDIUM] CWE-79 CVE-2025-2748: The Kentico Xperience application does not fully validate or filter files uploaded via the multiple- 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.

CVE-2017-17736 [CRITICAL] CWE-425 CVE-2017-17736: Kentico 9.0 before 9.0.51 and 10.0 before 10.0.48 allows remote attackers to obtain Global Administr Kentico 9.0 before 9.0.51 and 10.0 before 10.0.48 allows remote attackers to obtain Global Administrator access by visiting CMSInstall/install.aspx and then navigating to the CMS Administration Dashboard.

CVE-2025-32370 [CRITICAL] CWE-912 CVE-2025-32370: Kentico Xperience before 13.0.178 has a specific set of allowed ContentUploader file extensions for 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.

CVE-2018-5282 [HIGH] CWE-787 CVE-2018-5282: Kentico 9.0 through 11.0 has a stack-based buffer overflow via the SqlName, SqlPswd, Database, UserN Kentico 9.0 through 11.0 has a stack-based buffer overflow via the SqlName, SqlPswd, Database, UserName, or Password field in a SilentInstall XML document. NOTE: the vendor disputes this issue because neither a buffer overflow nor a crash can be reproduced; also, reading XML documents is implemented exclusively with managed code within the Microsoft .NE

CVE-2019-25229 [HIGH] CWE-434 CVE-2019-25229: An unrestricted file upload vulnerability in Kentico Xperience allows authenticated users with 'Read 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.

CVE-2021-47711 [HIGH] CWE-89 CVE-2021-47711: A SQL injection vulnerability in Kentico Xperience allows authenticated editors to inject malicious A SQL injection vulnerability in Kentico Xperience allows authenticated editors to inject malicious SQL queries via online marketing macro method parameters. This enables unauthorized database access and potential data manipulation by exploiting macro method input validation weaknesses.

CVE-2019-19493 [MEDIUM] CWE-434 CVE-2019-19493: Kentico before 12.0.50 allows file uploads in which the Content-Type header is inconsistent with the Kentico before 12.0.50 allows file uploads in which the Content-Type header is inconsistent with the file extension, leading to XSS.

CVE-2019-12102 [CRITICAL] CWE-732 CVE-2019-12102: Kentico 11 through 12 lets attackers upload and explore files without authentication via the cmsmodu Kentico 11 through 12 lets attackers upload and explore files without authentication via the cmsmodules/medialibrary/formcontrols/liveselectors/insertimageormedia/tabs_media.aspx URI. NOTE: The vendor disputes the report because the researcher did not configure the media library permissions correctly. The vendor states that by default all users ca

CVE-2025-2794 [HIGH] CWE-470 CVE-2025-2794: An unsafe reflection vulnerability in Kentico Xperience allows an unauthenticated attacker to kill t 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.

CVE-2018-7046 [HIGH] CWE-78 CVE-2018-7046: Arbitrary code execution vulnerability in Kentico 9 through 11 allows remote authenticated users to Arbitrary code execution vulnerability in Kentico 9 through 11 allows remote authenticated users to execute arbitrary operating system commands in a dynamic .NET code evaluation context via C# code in a "Pages -> Edit -> Template -> Edit template properties -> Layout" box. NOTE: the vendor has responded that there is intended functionality for authorized

CVE-2020-36890 [HIGH] CWE-862 CVE-2020-36890: An access control bypass vulnerability in Kentico Xperience allows administrators to modify global a An access control bypass vulnerability in Kentico Xperience allows administrators to modify global administrator user privileges via unauthorized requests. Attackers could potentially compromise global administrator accounts and invalidate security-sensitive macros by manipulating user privilege levels.

CVE-2018-19453 [HIGH] CWE-434 CVE-2018-19453: Kentico CMS before 11.0.45 allows unrestricted upload of a file with a dangerous type. Kentico CMS before 11.0.45 allows unrestricted upload of a file with a dangerous type.

CVE-2018-6843 [HIGH] CWE-89 CVE-2018-6843: Kentico 10 before 10.0.50 and 11 before 11.0.3 has SQL injection in the administration interface. Kentico 10 before 10.0.50 and 11 before 11.0.3 has SQL injection in the administration interface.

CVE-2022-50686 [HIGH] CWE-209 CVE-2022-50686: An information disclosure vulnerability in Kentico Xperience allows attackers to view sensitive stac An information disclosure vulnerability in Kentico Xperience allows attackers to view sensitive stack trace details via Portal Engine form control error messages. Detailed error messages can expose internal system information and potentially reveal implementation details to unauthorized users.

CVE-2023-53934 [HIGH] CWE-97 CVE-2023-53934: A denial of service vulnerability in Kentico Xperience allows attackers to launch DoS attacks via sp A denial of service vulnerability in Kentico Xperience allows attackers to launch DoS attacks via specially crafted requests to the GetResource handler. Improper input validation enables remote attackers to potentially disrupt service availability through maliciously constructed requests.

CVE-2021-47712 [HIGH] CWE-327 CVE-2021-47712: A cryptography vulnerability in Kentico Xperience allows attackers to potentially manipulate URL has 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.