File Upload Vulnerability in Victor CMS 1.0 by Victor
CVE-2020-36942

8.7HIGH

Key Information:

Vendor

Victoralagwu

Status
Cmssite
Vendor
CVE Published:
27 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2020-36942?

Victor CMS 1.0 is susceptible to a file upload vulnerability that permits authenticated users to upload potentially harmful PHP files via the profile image upload functionality. This exploit allows attackers to place a PHP shell within the /img directory. By gaining access to the uploaded file through a web browser, an attacker can execute arbitrary system commands, posing a significant threat to the integrity and safety of the entire system.

Affected Version(s)

CMSsite 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-2020-36942 - Proof of Concept

References

https://www.exploit-db.com/exploits/49310
exploit
https://github.com/VictorAlagwu/CMSsite
product
https://www.vulncheck.com/advisories/victor-cms-file-uplo...
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
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

Mosaaed
.