BlogEngine.NET 3.3.7.0 and earlier allows Directory Traversal and Remote Code Execution because file creation is mishandled, related to /api/upload and BlogEngine.NET/AppCode/Api/UploadController.cs. NOTE: this issue exists because of an incomplete fix for CVE-2019-6714.

An Unrestricted Upload vulnerability, due to insufficient validation on UploadControlled.cs file, in BlogEngine.Net version 3.3.8.0 and earlier allows remote attackers to execute remote code.

Blogengine.net 3.3.8.0 and earlier is vulnerable to Open Redirect.

An Improper Access Control vulnerability in BlogEngine.NET 3.3.8.0, allows unauthenticated visitors to access the files of unpublished blogs.

A stored Cross-site Scripting (XSS) vulnerability in BlogEngine.NET 3.3.8.0, allows injection of arbitrary JavaScript in the security context of a blog visitor through an injection of a malicious payload into a blog post.

A stored Cross-site Scripting (XSS) vulnerability in BlogEngine.NET 3.3.8.0, allows injection of arbitrary JavaScript in the security context of a blog visitor through an upload of a specially crafted file.

BlogEngine.NET v3.3.8.0 allows an attacker to create any folder with "files" prefix under ~/App_Data/.

An issue in the component BlogEngine/BlogEngine.NET/AppCode/Api/UploadController.cs of BlogEngine.NET v3.3.8.0 allows attackers to execute arbitrary code via uploading a crafted PNG file.

BlogEngine v3.3.8.0 was discovered to contain a cross-site scripting (XSS) vulnerability in the component /blogengine/api/posts. This vulnerability allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Description field.

A Cross-Site Request Forgery (CSRF) vulnerability discovered in BlogEngine.Net v3.3.8.0 allows unauthenticated attackers to read arbitrary files on the hosting web server.