Unrestricted Upload Vulnerability in SourceCodester College Notes Gallery Management System
CVE-2026-90857

5.3MEDIUM

Key Information:

Vendor

Sourcecodester
Status
College Notes Gallery Management System
Vendor
CVE Published:
15 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-90857?

A vulnerability exists in the SourceCodester College Notes Gallery Management System version 1.0 within an unspecified function of the /dashboard/userprofile.php file, part of the Profile Upload component. The vulnerability allows for an unrestricted file upload if an attacker manipulates the image upload arguments. This exploitation can be conducted remotely, making it a significant concern. The exploit details have been publicly disclosed and could be leveraged by threat actors.

Affected Version(s)

College Notes Gallery Management System 1.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-90857 - Proof of Concept

References

https://vuldb.com/vuln/403414
vdb-entrytechnical-description
https://vuldb.com/vuln/403414/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-90857
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

OnlyCMJB (VulDB User)
.