Unrestricted File Upload Vulnerability in itsourcecode Online Hotel Management System
CVE-2026-13553

6.9MEDIUM

Key Information:

Vendor

Itsourcecode

Status
Online Hotel Management System
Vendor
CVE Published:
29 June 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-13553?

A security flaw has been identified in the itsourcecode Online Hotel Management System version 1.0, specifically in the /admin/mod_amenities/controller.php file. This vulnerability is associated with an unprotected function that processes image uploads, allowing an attacker to manipulate arguments and perform unrestricted file uploads. As a result, this could facilitate remote attacks, potentially allowing malicious actors to upload harmful files to the server. Given that exploits for this vulnerability have already been published, it poses a significant risk to users of the affected system.

Affected Version(s)

Online Hotel 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-2026-13553 - Proof of Concept

References

https://vuldb.com/vuln/374561
vdb-entrytechnical-description
https://vuldb.com/vuln/374561/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-13553
third-party-advisory

CVSS V4

Score:
6.9
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

Hh-176 (VulDB User)
.