Unrestricted File Upload in Code-Projects Content Management System
CVE-2026-0566

5.1MEDIUM

Key Information:

Vendor

Code-projects

Status
Content Management System
Vendor
CVE Published:
2 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-0566?

A security vulnerability found in the Code-Projects Content Management System allows for unrestricted file uploads through a particular function located in the /admin/edit_posts.php file. This issue stems from improper handling of the 'image' argument, enabling remote attackers to exploit this flaw to upload files without authorization. The issue has been publicly disclosed, highlighting the potential risks associated with the affected version of the CMS, particularly regarding unauthorized access and malware deployment.

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Affected Version(s)

Content 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-2026-0566 - Proof of Concept

References

https://vuldb.com/?id.339378
vdb-entrytechnical-description
https://vuldb.com/?ctiid.339378
signaturepermissions-required
https://vuldb.com/?submit.729228
third-party-advisory

CVSS V4

Score:
5.1
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

L0ser (VulDB User)
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