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Malicious File Upload

web HIGH

Malicious file upload attacks exploit insufficient validation when web applications accept user-provided files.

How It Works

Malicious file upload attacks exploit insufficient validation when web applications accept user-provided files. The attacker uploads a file containing executable code—commonly a web shell written in PHP, JSP, or ASPX—disguised to bypass basic security checks. Once uploaded to a web-accessible directory, the attacker navigates to the file's URL, triggering server-side execution and gaining remote command execution capabilities.

Attackers employ various bypass techniques to defeat weak filters. Content-Type spoofing involves manipulating HTTP headers to claim a malicious PHP file is an image. Double extensions like shell.php.jpg exploit flawed parsers that only check the final extension. Null byte injection (shell.php%00.jpg) can truncate filenames in vulnerable code. Case manipulation (.pHp, .AsP) defeats case-sensitive blacklists. Advanced attacks upload .htaccess or web.config files to reconfigure the server, enabling script execution in directories where it was previously disabled.

The typical attack flow begins with reconnaissance to locate upload functionality, followed by testing various evasion techniques until a payload successfully uploads. The attacker then accesses the uploaded web shell through a browser, passing commands via URL parameters. This establishes an interactive backdoor for further exploitation, lateral movement, and data theft.

Impact

  • Remote code execution: Full command-line access to the web server with the application's privileges
  • Web shell persistence: Durable backdoor survives application restarts, enabling long-term access
  • Data exfiltration: Direct file system access allows theft of databases, credentials, source code, and sensitive documents
  • Server compromise: Ability to install additional malware, create privileged accounts, and pivot to internal networks
  • Website defacement: Modification of public-facing content to damage reputation or spread misinformation

Real-World Examples

Cisco Wireless LAN Controller (CVE-2025-20188) combined a hardcoded JWT credential with unrestricted file upload, allowing unauthenticated attackers to deploy web shells and achieve complete controller compromise. The dual vulnerability eliminated authentication barriers entirely.

WordPress plugin vulnerabilities frequently expose this attack surface. Numerous plugins have allowed arbitrary file uploads through image galleries or media managers, where attackers upload PHP shells disguised as images, then execute them to take over hosting environments.

Enterprise content management systems have suffered similar flaws where document upload features failed to validate file types properly, allowing attackers to upload executable scripts that provided administrative access to corporate intranets and sensitive business data.

Mitigation

  • Whitelist permitted extensions and validate against both filename and actual file content (magic bytes/file signatures)
  • Store uploads outside the webroot entirely, serving them through a handler script that prevents execution
  • Disable script execution in upload directories via web server configuration (remove execute permissions)
  • Rename uploaded files to random identifiers, breaking the attacker's ability to predict URLs
  • Implement content scanning with antivirus/malware detection before storing files
  • Enforce authentication and authorization on all upload endpoints with proper session management
  • Validate file size limits to prevent resource exhaustion alongside malicious uploads

Recent CVEs (4049)

EPSS 1% CVSS 8.8
HIGH This Week

One Identity Password Manager before 5.13.1 allows Kiosk Escape. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload Google Microsoft +1
NVD
EPSS 1% CVSS 9.8
CRITICAL Act Now

One Identity Password Manager before 5.13.1 allows Kiosk Escape. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

File Upload Google Microsoft +1
NVD
EPSS 1% CVSS 8.8
HIGH POC This Week

A vulnerability was found in Dreamer CMS 4.1.3. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

File Upload Dreamer Cms
NVD GitHub VulDB
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

TOTOlink EX1200L V9.3.5u.6146_B20201023 is vulnerable to arbitrary command execution via the cstecgi.cgi UploadFirmwareFile interface. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

File Upload Ex1200L Firmware
NVD
EPSS 1% CVSS 9.8
CRITICAL Act Now

IBM Planning Analytics Local 2.0 could allow a remote attacker to upload arbitrary files, caused by the improper validation of file extensions. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE File Upload IBM +1
NVD
EPSS 1% CVSS 5.4
MEDIUM POC This Month

A vulnerability was found in PHPGurukul Online Notes Sharing System 1.0. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

File Upload PHP Online Notes Sharing System
NVD GitHub VulDB
EPSS 1% CVSS 5.4
MEDIUM POC This Month

A vulnerability was found in automad up to 1.10.9. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

File Upload PHP Automad
NVD GitHub VulDB
EPSS 0% CVSS 6.5
MEDIUM This Month

Unrestricted Upload of File with Dangerous Type vulnerability in Glen Don L. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

File Upload WordPress Drag And Drop Multiple File Upload For Woocommerce
NVD
EPSS 1% CVSS 6.5
MEDIUM POC This Month

A vulnerability was found in Lightxun IPTV Gateway up to 20231208. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

File Upload PHP Iptv Gateway
NVD GitHub VulDB
EPSS 0% CVSS 5.4
MEDIUM This Month

Cross Site Scripting (XSS) vulnerability in CuteHttpFileServer v.1.0 and v.2.0 allows attackers to obtain sensitive information via the file upload function in the home page. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload XSS Cute Http File Server
NVD GitHub
EPSS 0% CVSS 9.8
CRITICAL Act Now

Unrestricted Upload of File with Dangerous Type vulnerability in Zendrop Zendrop - Global Dropshipping.0.0. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

File Upload Zendrop
NVD
EPSS 0% CVSS 8.8
HIGH This Week

Unrestricted Upload of File with Dangerous Type vulnerability in WooRockets Corsa.5. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload Corsa
NVD
EPSS 0% CVSS 9.1
CRITICAL Act Now

Unrestricted Upload of File with Dangerous Type vulnerability in Symbiostock symbiostock.0.0. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload Symbiostock
NVD
EPSS 0% CVSS 8.4
HIGH This Week

Unrestricted Upload of File with Dangerous Type vulnerability in ThemePunch OHG Slider Revolution.6.15. Rated high severity (CVSS 8.4), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload Slider Revolution
NVD
EPSS 0% CVSS 9.9
CRITICAL Act Now

Unrestricted Upload of File with Dangerous Type vulnerability in Themify Themify Ultra.3.5. Rated critical severity (CVSS 9.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload Ultra
NVD
EPSS 2% CVSS 9.0
CRITICAL Act Now

Unrestricted Upload of File with Dangerous Type vulnerability in Jeff Starr User Submitted Posts - Enable Users to Submit Posts from the Front End. Rated critical severity (CVSS 9.0), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

File Upload User Submitted Posts
NVD
EPSS 0% CVSS 9.1
CRITICAL Act Now

Unrestricted Upload of File with Dangerous Type vulnerability in Premio Folders - Unlimited Folders to Organize Media Library Folder, Pages, Posts, File Manager.9.2. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload Folders
NVD
EPSS 0% CVSS 9.9
CRITICAL Act Now

Unrestricted Upload of File with Dangerous Type vulnerability in Akshay Menariya Export Import Menus.8.0. Rated critical severity (CVSS 9.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload Export Import Menus
NVD
EPSS 0% CVSS 9.9
CRITICAL Act Now

Unrestricted Upload of File with Dangerous Type vulnerability in WPChill Download Monitor.8.3. Rated critical severity (CVSS 9.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload Download Monitor
NVD
EPSS 0% CVSS 9.9
CRITICAL Act Now

Unrestricted Upload of File with Dangerous Type vulnerability in WooCommerce AutomateWoo.9.40. Rated critical severity (CVSS 9.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload WordPress Automatewoo
NVD
EPSS 0% CVSS 9.9
CRITICAL Act Now

Unrestricted Upload of File with Dangerous Type vulnerability in Unlimited Elements Unlimited Elements For Elementor (Free Widgets, Addons, Templates).5.65. Rated critical severity (CVSS 9.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload Unlimited Elements For Elementor Elementor
NVD
EPSS 0% CVSS 9.9
CRITICAL Act Now

Unrestricted Upload of File with Dangerous Type vulnerability in AmaderCode Lab Dropshipping & Affiliation with Amazon.1.2. Rated critical severity (CVSS 9.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload Dropshipping Affiliation With Amazon
NVD
EPSS 4% CVSS 10.0
CRITICAL Act Now

Unrestricted Upload of File with Dangerous Type vulnerability in HM Plugin WordPress Job Board and Recruitment Plugin - JobWP.0. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

File Upload WordPress Jobwp
NVD
EPSS 0% CVSS 9.1
CRITICAL Act Now

Unrestricted Upload of File with Dangerous Type vulnerability in Olive Themes Olive One Click Demo Import.1.1. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload Olive One Click Demo Import
NVD
EPSS 0% CVSS 9.1
CRITICAL Act Now

Unrestricted Upload of File with Dangerous Type vulnerability in Themely Theme Demo Import.1.1. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload Theme Demo Import
NVD
EPSS 1% CVSS 8.8
HIGH POC PATCH This Week

This vulnerability is capable of writing arbitrary files into arbitrary locations on the remote filesystem in the context of the server process. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

File Upload Mlflow
NVD GitHub
EPSS 1% CVSS 8.8
HIGH This Week

IBM Security Guardium Key Lifecycle Manager 4.3 could allow an authenticated user to upload files of a dangerous file type. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload IBM Security Guardium Key Lifecycle Manager
NVD
EPSS 90% CVSS 9.8
CRITICAL Act Now

An unrestricted upload of file with dangerous type vulnerability exists in Avalanche versions 6.4.1 and below that could allow an attacker to achieve a remove code execution. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE File Upload Avalanche
NVD
EPSS 82% CVSS 9.8
CRITICAL Act Now

An unrestricted upload of file with dangerous type vulnerability exists in Avalanche versions 6.4.1 and below that could allow an attacker to achieve a remote code execution. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE File Upload Avalanche
NVD
EPSS 1% CVSS 8.8
HIGH POC This Week

The Vrm 360 3D Model Viewer WordPress plugin through 1.2.1 is vulnerable to arbitrary file upload due to insufficient checks in a plugin shortcode. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

File Upload WordPress Vrm360
NVD WPScan
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

A vulnerability has been found in codelyfe Stupid Simple CMS up to 1.2.4 and classified as critical. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

File Upload PHP Stupid Simple Cms
NVD GitHub VulDB
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

A vulnerability classified as critical has been found in saysky ForestBlog up to 20220630. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

File Upload Forestblog
NVD GitHub VulDB
EPSS 1% CVSS 9.8
CRITICAL PATCH Act Now

A vulnerability was found in kalcaddle KodExplorer up to 4.51.03. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Unrestricted File Upload vulnerability could allow attackers to upload malicious files that can be executed on the server.

File Upload PHP Kodexplorer
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

Kaifa Technology WebITR is an online attendance system, its file uploading function does not restrict upload of file with dangerous type. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload Webitr Attendance System
NVD
EPSS 10% CVSS 7.5
HIGH PATCH This Week

The Essential Real Estate plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation on the 'ajaxUploadFonts' function in versions up to, and including,. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable. This Unrestricted File Upload vulnerability could allow attackers to upload malicious files that can be executed on the server.

WordPress File Upload RCE +1
NVD VulDB
EPSS 7% CVSS 7.2
HIGH This Week

The E2Pdf plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation on the 'import_action' function in versions up to, and including, 1.20.25. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload RCE WordPress +1
NVD VulDB
EPSS 1% CVSS 9.8
CRITICAL Act Now

SmartStar Software CWS is a web-based integration platform, its file uploading function does not restrict upload of file with dangerous type. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

File Upload Cws Collaborative Development Platform
NVD
EPSS 1% CVSS 9.8
CRITICAL Act Now

ITPison OMICARD EDM’s file uploading function does not restrict upload of file with dangerous type. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

File Upload Omicard Edm
NVD
EPSS 29% CVSS 8.8
HIGH POC THREAT This Week

An arbitrary file upload vulnerability in the component /inc/modules_install.php of Pluck-CMS v4.7.18 allows attackers to execute arbitrary code via uploading a crafted ZIP file. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

RCE File Upload PHP +1
NVD GitHub
EPSS 1% CVSS 4.7
MEDIUM This Month

An arbitrary file upload vulnerability in Palo Alto Networks PAN-OS software enables an authenticated read-write administrator with access to the web interface to disrupt system processes and. Rated medium severity (CVSS 4.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RCE File Upload Paloalto +1
NVD
EPSS 1% CVSS 9.8
CRITICAL Act Now

An unrestricted file upload vulnerability has been identified in Repbox, which allows an attacker to upload malicious files via the transforamationfileupload function, due to the lack of proper file. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

File Upload Repox
NVD
EPSS 25% CVSS 9.8
CRITICAL Act Now

In GL.iNET GL-AR300M routers with firmware 3.216 it is possible to inject arbitrary shell commands through the OpenVPN client file upload functionality. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

File Upload Gl Ar300M Firmware
NVD
EPSS 47% CVSS 7.5
HIGH POC THREAT This Week

In GL.iNET GL-AR300M routers with firmware v4.3.7 it is possible to write arbitrary files through a path traversal attack in the OpenVPN client file upload functionality. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Path Traversal File Upload Gl Ar300M Firmware
NVD
EPSS 1% CVSS 5.3
MEDIUM This Month

SAP Master Data Governance File Upload application allows an attacker to exploit insufficient validation of path information provided by users, thus characters representing ‘traverse to parent. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

SAP Path Traversal File Upload +1
NVD
EPSS 1% CVSS 5.4
MEDIUM POC This Month

An arbitrary file upload vulnerability in DoraCMS v2.1.8 allow attackers to execute arbitrary code via uploading a crafted HTML or image file to the user avatar. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

RCE File Upload XSS +1
NVD GitHub
EPSS 2% CVSS 8.8
HIGH POC This Week

Student Information System v1.0 is vulnerable to an Insecure File Upload vulnerability on the 'photo' parameter of my-profile page, allowing an authenticated attacker to obtain Remote Code Execution. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

RCE File Upload Student Information System
NVD
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability was found in Byzoro S210 up to 20231123. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload PHP Smart S210 Firmware
NVD GitHub VulDB
EPSS 2% CVSS 8.8
HIGH POC This Week

A vulnerability was found in Byzoro Smart S20 up to 20231120 and classified as critical. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

File Upload PHP Smart S20 Firmware
NVD GitHub VulDB
EPSS 81% CVSS 9.8
CRITICAL PATCH Act Now

An attacker can manipulate file upload params to enable paths traversal and under some circumstances this can lead to uploading a malicious file which can be used to perform Remote Code Execution. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Path Traversal RCE Information Disclosure +2
NVD
EPSS 1% CVSS 7.8
HIGH This Week

AMI AptioV contains a vulnerability in BIOS where a User may cause an unrestricted upload of a PNG Logo file with dangerous type by Local access. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

File Upload Aptio V
NVD
EPSS 0% CVSS 7.8
HIGH This Week

AMI AptioV contains a vulnerability in BIOS where a User may cause an unrestricted upload of a BMP Logo file with dangerous type by Local access. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

File Upload Aptio V
NVD
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

xinhu xinhuoa 2.2.1 contains a File upload vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

File Upload Xinhu
NVD GitHub
EPSS 0% CVSS 8.8
HIGH POC This Week

The Welcart e-Commerce WordPress plugin before 2.9.5 does not validate files to be uploaded, as well as does not have authorisation and CSRF in an AJAX action handling such upload. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

File Upload WordPress PHP +2
NVD WPScan
EPSS 1% CVSS 8.8
HIGH POC This Week

An arbitrary file upload vulnerability in the component /admin/api.upload/file of ThinkAdmin v6.1.53 allows attackers to execute arbitrary code via a crafted Zip file. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

RCE File Upload Thinkadmin
NVD GitHub
EPSS 1% CVSS 8.8
HIGH POC This Week

An issue in the component /admin/api.plugs/script of ThinkAdmin v6.1.53 allows attackers to getshell via providing a crafted URL to download a malicious PHP file. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

File Upload PHP Thinkadmin
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Unrestricted Upload of File with Dangerous Type vulnerability in ArslanSoft Education Portal allows Read Sensitive Strings Within an Executable.1. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

File Upload Arslansoft Education Portal
NVD VulDB
EPSS 1% CVSS 9.8
CRITICAL Act Now

Unrestricted Upload of File with Dangerous Type vulnerability in ArslanSoft Education Portal allows Command Injection.1. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Command Injection File Upload Arslansoft Education Portal
NVD VulDB
EPSS 9% CVSS 6.6
MEDIUM PATCH This Month

The Contact Form 7 plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation in the 'validate' function and insufficient blocklisting on the. Rated medium severity (CVSS 6.6), this vulnerability is remotely exploitable. This Unrestricted File Upload vulnerability could allow attackers to upload malicious files that can be executed on the server.

WordPress File Upload RCE +1
NVD GitHub VulDB
EPSS 1% CVSS 4.7
MEDIUM This Month

An authenticated privileged attacker could upload a specially crafted zip to the EspoCRM server in version 7.2.5, via the extension deployment form, which could lead to arbitrary PHP code execution. Rated medium severity (CVSS 4.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload PHP RCE +1
NVD
EPSS 1% CVSS 4.7
MEDIUM This Month

An authenticated privileged attacker could upload a specially crafted zip to the EspoCRM server in version 7.2.5, via the update form, which could lead to arbitrary PHP code execution. Rated medium severity (CVSS 4.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload PHP RCE +1
NVD
EPSS 2% CVSS 8.8
HIGH POC This Week

File Upload vulnerability in Microweber v.2.0.4 allows a remote attacker to execute arbitrary code via a crafted script to the file upload function in the created forms component. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RCE File Upload Microweber
NVD GitHub
EPSS 2% CVSS 8.8
HIGH POC PATCH This Week

Unrestricted file upload in `/main/inc/ajax/work.ajax.php` in Chamilo LMS <= v1.11.24 allows authenticated attackers with learner role to obtain remote code execution via uploading of PHP files. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

RCE File Upload PHP +1
NVD GitHub
EPSS 2% CVSS 8.8
HIGH POC PATCH This Week

Unrestricted file upload in `/main/inc/ajax/exercise.ajax.php` in Chamilo LMS <= v1.11.24 allows authenticated attackers with learner role to obtain remote code execution via uploading of PHP files. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

RCE File Upload PHP +1
NVD GitHub
EPSS 2% CVSS 8.8
HIGH POC PATCH This Week

Unrestricted file upload in `/main/inc/ajax/dropbox.ajax.php` in Chamilo LMS <= v1.11.24 allows authenticated attackers with learner role to obtain remote code execution via uploading of PHP files. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

RCE File Upload PHP +1
NVD GitHub
EPSS 2% CVSS 8.8
HIGH POC PATCH This Week

Unrestricted file upload in `/main/inc/ajax/document.ajax.php` in Chamilo LMS <= v1.11.24 allows authenticated attackers with learner role to obtain remote code execution via uploading of PHP files. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

RCE File Upload PHP +1
NVD GitHub
EPSS 76% CVSS 6.1
MEDIUM POC PATCH THREAT This Month

Unrestricted file upload in big file upload functionality in `/main/inc/lib/javascript/bigupload/inc/bigUpload.php` in Chamilo LMS <= v1.11.24 allows unauthenticated attackers to perform stored. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

RCE File Upload PHP +2
NVD GitHub Exploit-DB
EPSS 2% CVSS 9.8
CRITICAL POC PATCH Act Now

Improper sanitisation in `main/inc/lib/fileUpload.lib.php` in Chamilo LMS <= v1.11.20 on Windows and Apache installations allows unauthenticated attackers to bypass file upload security protections. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

File Upload RCE Microsoft +3
NVD GitHub
EPSS 3% CVSS 9.8
CRITICAL POC PATCH Act Now

Path traversal in file upload functionality in `/main/webservices/additional_webservices.php` in Chamilo LMS <= v1.11.20 allows unauthenticated attackers to perform stored cross-site scripting. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

XSS Path Traversal File Upload +3
NVD GitHub
EPSS 2% CVSS 7.2
HIGH PATCH This Week

The BookingPress plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file validation on the 'bookingpress_process_upload' function in versions up to, and including,. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. This Unrestricted File Upload vulnerability could allow attackers to upload malicious files that can be executed on the server.

WordPress File Upload RCE +1
NVD VulDB
EPSS 1% CVSS 8.8
HIGH POC This Week

In Sentrifugo 3.5, the AssetsController::uploadsaveAction function allows an authenticated attacker to upload any file without extension filtering. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

File Upload Sentrifugo
NVD GitHub
EPSS 15% CVSS 9.8
CRITICAL POC THREAT Act Now

Arcserve UDP prior to 9.2 contained a vulnerability in the com.ca.arcflash.rps.webservice.RPSService4CPMImpl interface. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

File Upload Udp
NVD
EPSS 1% CVSS 8.8
HIGH POC This Week

A vulnerability, which was classified as critical, has been found in Xiamen Four-Faith Video Surveillance Management System 2016/2017. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Apache File Upload Video Surveillance Management System
NVD GitHub VulDB
EPSS 3% CVSS 9.8
CRITICAL POC Act Now

A vulnerability was found in Byzoro Smart S80 up to 20231108. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

File Upload PHP Smart S80 Firmware
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

Unrestricted Upload of File with Dangerous Type vulnerability in Pandora FMS on all allows Accessing Functionality Not Properly Constrained by ACLs. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload PHP Pandora Fms
NVD
EPSS 1% CVSS 8.8
HIGH This Week

Unrestricted Upload of File with Dangerous Type vulnerability in Pandora FMS on all allows Accessing Functionality Not Properly Constrained by ACLs. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

File Upload PHP Pandora Fms
NVD
EPSS 0% CVSS 8.8
HIGH This Week

Cross-Site Request Forgery (CSRF) vulnerability in Infinite Uploads Big File Uploads - Increase Maximum File Upload Size plugin <= 2.1.1 versions. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

File Upload CSRF Big File Uploads
NVD
EPSS 0% CVSS 5.4
MEDIUM POC This Month

Headwind MDM Web panel 5.22.1 is vulnerable to cross-site scripting (XSS). Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

File Upload XSS Headwind Mdm
NVD
EPSS 1% CVSS 5.4
MEDIUM POC This Month

Headwind MDM Web panel 5.22.1 is vulnerable to Directory Traversal. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Path Traversal File Upload Headwind Mdm
NVD
EPSS 4% CVSS 8.1
HIGH PATCH This Week

The Drag and Drop Multiple File Upload - Contact Form 7 plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation in the 'dnd_upload_cf7_upload' function. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. This Unrestricted File Upload vulnerability could allow attackers to upload malicious files that can be executed on the server.

File Upload RCE WordPress +1
NVD VulDB
EPSS 0% CVSS 5.4
MEDIUM POC This Month

Dev blog v1.0 allows to exploit an XSS through an unrestricted file upload, together with a bad entropy of filenames. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

File Upload XSS Dev Blog
NVD GitHub
EPSS 20% CVSS 7.5
HIGH PATCH Act Now

The Paid Memberships Pro plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation in the 'pmpro_paypalexpress_session_vars_for_user_fields' function in. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable. Epss exploitation probability 19.7%.

WordPress File Upload RCE +1
NVD VulDB
EPSS 1% CVSS 8.8
HIGH PATCH This Week

CLUSTERPRO X Ver5.1 and earlier and EXPRESSCLUSTER X 5.1 and earlier, CLUSTERPRO X SingleServerSafe 5.1 and earlier, EXPRESSCLUSTER X SingleServerSafe 5.1 and earlier allows a attacker to log in to. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. This Unrestricted File Upload vulnerability could allow attackers to upload malicious files that can be executed on the server.

File Upload Expresscluster X Expresscluster X Singleserversafe
NVD
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

OpenSupports v4.11.0 is vulnerable to Unrestricted Upload of File with Dangerous Type. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RCE File Upload Opensupports
NVD
EPSS 0% CVSS 6.6
MEDIUM PATCH This Month

The Forminator plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient blacklisting on the 'forminator_allowed_mime_types' function in versions up to, and including, 1.27.0. Rated medium severity (CVSS 6.6), this vulnerability is remotely exploitable. This Unrestricted File Upload vulnerability could allow attackers to upload malicious files that can be executed on the server.

File Upload WordPress Forminator
NVD VulDB
EPSS 0% CVSS 5.4
MEDIUM POC PATCH This Month

Unrestricted Upload of File with Dangerous Type in GitHub repository salesagility/suitecrm prior to 7.14.2, 7.12.14, 8.4.2. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

File Upload Suitecrm
NVD GitHub
EPSS 1% CVSS 6.1
MEDIUM POC This Month

GibbonEdu Gibbon through version 25.0.0 allows /modules/Planner/resources_addQuick_ajaxProcess.php file upload with resultant XSS. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

PHP File Upload XSS +1
NVD
EPSS 1% CVSS 8.8
HIGH PATCH This Week

Guest Entries is a php library which allows users to create, update & delete entries from the front-end of a site. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. This Unrestricted File Upload vulnerability could allow attackers to upload malicious files that can be executed on the server.

RCE File Upload PHP +1
NVD GitHub
EPSS 1% CVSS 9.8
CRITICAL Act Now

A vulnerability, which was classified as problematic, was found in Maiwei Safety Production Control Platform 4.1. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

File Upload Maiwei Safety Production Control Platform
NVD VulDB
EPSS 1% CVSS 9.8
CRITICAL PATCH Act Now

Statmic is a core Laravel content management system Composer package. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Unrestricted File Upload vulnerability could allow attackers to upload malicious files that can be executed on the server.

File Upload PHP Statamic
NVD GitHub
EPSS 0% CVSS 5.4
MEDIUM POC This Month

Jaspersoft Clarity PPM version 14.3.0.298 was discovered to contain an arbitrary file upload vulnerability via the Profile Picture Upload function. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

File Upload XSS Clarity
NVD
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Quick Facts

Typical Severity
HIGH
Category
web
Total CVEs
4049

Related CWEs

MITRE ATT&CK

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