CVE-2023-49089

Umbraco is an ASP.NET content management system CMS. Starting in version 8.0.0 and prior to versions 8.18.10, 10.8.1, and 12.3.0, Backoffice users with permissions to create packages can use path traversal and thereby write outside of the expected location. Versions 8.18.10, 10.8.1, and 12.3.0...

CVE-2025-67288

An arbitrary file upload vulnerability in Umbraco CMS v16.3.3 allows attackers to execute arbitrary code by uploading a crafted PDF file. NOTE: this is disputed by the Supplier because the responsibility for file validation as shown in the documentation belongs to the system administrator who is...

Umbraco CMS has an arbitrary file upload vulnerability

An arbitrary file upload vulnerability in Umbraco CMS v16.3.3 allows attackers to execute arbitrary code via uploading a crafted PDF file. While Umbraco provides hooks to perform file validation, it does not do implement filtering by default. Users are expected to implement their own validation...

EUVD-2025-204737

Umbraco CMS has an arbitrary file upload vulnerability...

GHSA-54MJ-VCVJ-Q3V5 Umbraco CMS has an arbitrary file upload vulnerability

An arbitrary file upload vulnerability in Umbraco CMS v16.3.3 allows attackers to execute arbitrary code via uploading a crafted PDF file. While Umbraco provides hooks to perform file validation, it does not do implement filtering by default. Users are expected to implement their own validation...

CVE-2025-67288

An arbitrary file upload vulnerability in Umbraco CMS v16.3.3 allows attackers to execute arbitrary code by uploading a crafted PDF file. NOTE: this is disputed by the Supplier because the responsibility for file validation as shown in the documentation belongs to the system administrator who is...

CVE-2025-67288

An arbitrary file upload vulnerability in Umbraco CMS v16.3.3 allows attackers to execute arbitrary code by uploading a crafted PDF file. NOTE: this is disputed by the Supplier because the responsibility for file validation as shown in the documentation belongs to the system administrator who is...

CVE-2025-67288

An arbitrary file upload vulnerability in Umbraco CMS v16.3.3 allows attackers to execute arbitrary code by uploading a crafted PDF file. NOTE: this is disputed by the Supplier because the responsibility for file validation as shown in the documentation belongs to the system administrator who is...

CVE-2025-67288

CVE-2025-67288 concerns an arbitrary file upload vulnerability in Umbraco CMS v16.3.3 that can lead to arbitrary code execution via uploading a crafted PDF file. The primary sources consistently describe the issue as an arbitrary file upload flaw potentially enabling code execution, with the vuln...

CVE-2025-67288

An arbitrary file upload vulnerability in Umbraco CMS v16.3.3 allows attackers to execute arbitrary code by uploading a crafted PDF file. NOTE: this is disputed by the Supplier because the responsibility for file validation as shown in the documentation belongs to the system administrator who is...

Umbraco CMS 安全漏洞

Umbraco CMS is a content management system from Umbraco, Denmark. A security vulnerability exists in Umbraco CMS version v16.3.3, which stems from the fact that uploading a specially crafted PDF file may result in the execution of arbitrary code...

CVE-2025-67288

An arbitrary file upload vulnerability in Umbraco CMS v16.3.3 allows attackers to execute arbitrary code by uploading a crafted PDF file. NOTE: this is disputed by the Supplier because the responsibility for file validation as shown in the documentation belongs to the system administrator who is...

PT-2025-52674

Name of the Vulnerable Software and Affected Versions Umbraco CMS version 16.3.3 Description An arbitrary file upload issue exists in Umbraco CMS version 16.3.3. Attackers can potentially execute arbitrary code by uploading a specially crafted PDF file. The supplier disputes responsibility, stati...

CVE-2025-66625

Umbraco is an ASP.NET CMS. Due to unsafe handling and deletion of temporary files in versions 10.0.0 through 13.12.0, during the dictionary upload process an attacker with access to the backoffice can trigger predictable requests to temporary file paths. The application’s error responses HTTP 500...

CVE-2025-66625 Umbraco Vulnerable to Improper File Access and Credential Exposure through Dictionary Import Functionality

Umbraco is an ASP.NET CMS. Due to unsafe handling and deletion of temporary files in versions 10.0.0 through 13.12.0, during the dictionary upload process an attacker with access to the backoffice can trigger predictable requests to temporary file paths. The application’s error responses HTTP 500...

CVE-2025-66625 Umbraco Vulnerable to Improper File Access and Credential Exposure through Dictionary Import Functionality

Umbraco is an ASP.NET CMS. Due to unsafe handling and deletion of temporary files in versions 10.0.0 through 13.12.0, during the dictionary upload process an attacker with access to the backoffice can trigger predictable requests to temporary file paths. The application’s error responses HTTP 500...

CVE-2025-66625

CVE-2025-66625 affects Umbraco CMS (ASP.NET) versions 10.0.0–13.12.0. During the dictionary upload process, unsafe handling/deletion of temporary files enables a backoffice attacker to trigger predictable requests to temporary file paths, causing error responses (HTTP 500 if a file exists, 404 if...

GHSA-HFV2-PF68-M33X Umbraco Vulnerable to Improper File Access and Credential Exposure in Dictionary Import Functionality

Impact Due to unsafe handling and deletion of temporary files during the dictionary upload process, an attacker with access to the backoffice can trigger predictable requests to temporary file paths. The application’s error responses HTTP 500 when a file exists, 404 when it does not allow the...

EUVD-2025-202178

Umbraco Vulnerable to Improper File Access and Credential Exposure in Dictionary Import Functionality...

Umbraco CMS 安全漏洞

Umbraco CMS is a content management system from Umbraco, Denmark. A security vulnerability exists in Umbraco CMS versions 10.0.0 through 13.12.0, which stems from improper handling of temporary files and could lead to a file enumeration attack...