CVE-2026-90857
Deferred Deferred - Pending Action

Unrestricted File Upload in College Notes Gallery Management System

Publication date: 2026-09-15

Last updated on: 2026-09-15

Assigner: VulDB

Description
A vulnerability was detected in SourceCodester College Notes Gallery Management System 1.0. Affected is an unknown function of the file /dashboard/userprofile.php of the component Profile Upload. Performing a manipulation of the argument image results in unrestricted upload. The attack may be initiated remotely. The exploit is now public and may be used.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published
2026-09-15
Last Modified
2026-09-15
Generated
2026-10-05
AI Q&A
2026-09-15
EPSS Evaluated
2026-10-04
NVD
CVE-2026-90857
EUVD
EUVD-2026-78260

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
sourcecodester college_notes_gallery_management_system 1.0

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-284 The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CWE-434 The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.

Attack-Flow Graph

AI Quick Actions

Instant insights powered by AI
Executive Summary

This vulnerability is an unrestricted file upload flaw in the College Notes Gallery Management System 1.0. It allows authenticated users to upload arbitrary files by manipulating the image parameter in the userprofile.php file. The system only checks the MIME type from the client and uses the original filename to determine the file extension, which can be bypassed to upload malicious PHP files. These files are stored in a publicly accessible directory, enabling remote code execution when accessed.

Detection Guidance

Check for unexpected PHP files in the profilepics directory under /dashboard/. Look for files with .php extensions or unusual names. Inspect server logs for upload attempts to /dashboard/userprofile.php with image MIME types but non-image content.

Impact Analysis

An attacker could exploit this to upload malicious PHP files to the server. This could lead to remote code execution, allowing the attacker to take control of the server, steal sensitive data, or perform other malicious activities. The impact includes potential data breaches, system compromise, and unauthorized access to the application and its resources.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, violating GDPR's data protection principles and HIPAA's security requirements. It may result in data breaches, unauthorized disclosure of personal or health information, and failure to maintain adequate security controls, leading to legal penalties and reputational damage.

Mitigation Strategies

Disable file uploads temporarily if possible. Restrict allowed file extensions to safe types like .jpg, .png. Validate file content server-side, not just MIME type. Move uploads outside the web root. Rename uploaded files to random names. Block script execution in upload directories. Implement logging for suspicious uploads.

Chat Assistant

Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-90857. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70

EPSS Chart