Unrestricted Upload Vulnerability in janobe Resort Reservation System by SourceCodester
CVE-2026-3800

5.3MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Resort Reservation System
Vendor
CVE Published:
9 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-3800?

A security flaw has been identified in the janobe Resort Reservation System, impacting version 1.0. The vulnerability resides in the doInsert function within the /controller.php file, where an attacker can manipulate the 'image' argument. This flaw allows for unrestricted file uploads, enabling remote attackers to execute potentially harmful actions on the server. Given the public disclosure of this vulnerability, immediate remediation steps are crucial to safeguard the system from exploitation.

Affected Version(s)

Resort Reservation System 1.0

Resort Reservation 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-2026-3800 - Proof of Concept

References

https://vuldb.com/?id.349767
vdb-entrytechnical-description
https://vuldb.com/?ctiid.349767
signaturepermissions-required
https://vuldb.com/?submit.768978
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

webray.com.cn (VulDB User)
.