CVE-2026-67206: Unrestricted Upload of File with Dangerous Type

Wolf CMS through 0.8.3.1 contains a remote code execution vulnerability in FileManagerController that allows authenticated attackers to create arbitrary PHP files by exploiting missing file extension validation in the createfile and save functions. Attackers with the filemanagermkfile capability...

CVE-2026-45139 CI4MS Fileeditor allows deletion and rename of critical application files due to missing extension allowlist on destructive operations

CI4MS is a CodeIgniter 4-based content management system skeleton. Prior to version 0.31.9.0, the Fileeditor module enforces an extension allowlist 'css','js','html','txt','json','sql','md' on content-write operations saveFile, createFile, but two destructive endpoints — deleteFileOrFolder and...

CVE-2026-48062

Summary: CodeIgniter versions before 4.7.3 are affected by a validation bypass in the ext_in upload rule. The rule checks the MIME-derived guessed extension instead of the client-provided filename extension, allowing a file like shell.php (with GIF-like content) to pass validation when the upload...

VulnCheck KEV: CVE-2026-5524

The Divi Form Builder plugin for WordPress is vulnerable to Arbitrary File Upload leading to Remote Code Execution in all versions up to and including 5.1.8. This is due to insufficient file extension validation in the doimageupload function where user-supplied input from the acceptFileTypes POST...

DRUPAL-CONTRIB-2026-066

The Canvas module allow you to upload image files via a custom API. The validation rules check the file extension of the uploaded file but not the file MIME type. This may allow a malicious user to upload a file that is not an image. Certain web-server configurations may serve the uploaded file...

PT-2026-55223

Name of the Vulnerable Software and Affected Versions Drupal Canvas versions 0.0.0 through 1.4.2 Drupal Canvas versions 1.5.0 through 1.5.2 Drupal Canvas versions 1.6.0 through 1.6.1 Drupal Canvas versions 1.7.0 through 1.7.1 Description An issue exists where the Canvas module allows Cross-Site...

Drupal Canvas - Moderately critical - Improper validation - SA-CONTRIB-2026-066

The Canvas module allow you to upload image files via a custom API. The validation rules check the file extension of the uploaded file but not the file MIME type. This may allow a malicious user to upload a file that is not an image. Certain web-server configurations may serve the uploaded file...

PT-2026-51235

Name of the Vulnerable Software and Affected Versions Craft CMS versions 4.0.0-RC1 and later Description An authenticated path traversal flaw exists in the 'assets/icon' endpoint. The issue occurs because the extension parameter is not validated before the system performs file existence checks. A...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Rejecting empty multisync extensions prevents infinite loops. The v3dgetextensions function iterates over a singly-linked list of ioctl extensions provided by the user space. This list has no bounds on its length. A loca...

DRUPAL-CORE-2026-009

The JSON:API and REST modules allow you to upload image files to image fields. The validation rules check the file extension of the uploaded file but not the file MIME type. This may allow a malicious user to upload a file that is not an image. Certain web-server configurations may serve the...

PT-2026-50610

Name of the Vulnerable Software and Affected Versions Drupal core affected versions not specified Description The JSON:API and REST modules allow image file uploads to image fields. The validation rules verify the file extension but fail to check the file MIME type Multipurpose Internet Mail...

Drupal core - Moderately critical - Improper validation - SA-CORE-2026-009

The JSON:API and REST modules allow you to upload image files to image fields. The validation rules check the file extension of the uploaded file but not the file MIME type. This may allow a malicious user to upload a file that is not an image. Certain web-server configurations may serve the...

EUVD-2026-36757

Bludit CMS before version 3.18.4 allows Remote Code Execution RCE via the API Plugin. The POST /api/files/key endpoint in bl-plugins/api/plugin.php fails to perform authorization checks and lacks file extension validation. An attacker with a valid API token can upload a malicious PHP script and...

CVE-2026-38329

Bludit CMS before version 3.18.4 allows Remote Code Execution RCE via the API Plugin. The POST /api/files/key endpoint in bl-plugins/api/plugin.php fails to perform authorization checks and lacks file extension validation. An attacker with a valid API token can upload a malicious PHP script and...

PT-2026-49297

Bludit CMS before version 3.18.4 allows Remote Code Execution RCE via the API Plugin. The POST /api/files/key endpoint in bl-plugins/api/plugin.php fails to perform authorization checks and lacks file extension validation. An attacker with a valid API token can upload a malicious PHP script and...

CVE-2026-38329

Bludit CMS before version 3.18.4 allows Remote Code Execution RCE via the API Plugin. The POST /api/files/key endpoint in bl-plugins/api/plugin.php fails to perform authorization checks and lacks file extension validation. An attacker with a valid API token can upload a malicious PHP script and...

CodeIgniter4 has a validation bypass when uploading file extensions via `ext_in` rule

Impact The extin upload validation rule checked the MIME-derived guessed extension instead of the client-provided filename extension. As a result, an uploaded file named shell.php containing GIF-like content could pass validation such as:...

Arbitrary File Upload

Overview codeigniter4/framework is a PHP full-stack web framework that is light, fast, flexible, and secure. Affected versions of this package are vulnerable to Arbitrary File Upload in the extin validation process for file uploads. An attacker can execute arbitrary code by uploading a file with ...

CVE-2026-6555

The ProSolution WP Client plugin for WordPress is vulnerable to Arbitrary File Upload in versions up to, and including, 2.0.0. This is due to an array validation mismatch where only the first file in the upload array undergoes extension and MIME type validation, while all files are processed and...

CVE-2026-46400

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Starting in version 11.0.6 and prior to version 25.0.0, the file upload functionality in HAXCMS PHP only validates file extensions using a regex pattern without checking the actual file content or MIME type. This allows attacker...