Cross-Site Scripting Vulnerability in ProjectWorlds Online Examination System Feedback Form
CVE-2026-86238

5.3MEDIUM

Key Information:

Vendor

Projectworlds

Status
Online Examination System
Vendor
CVE Published:
7 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-86238?

A cross-site scripting vulnerability exists in the feedback.php file of the ProjectWorlds Online Examination System version 1.0. This flaw can be exploited when an attacker manipulates the Name/Subject parameters, allowing the injection of malicious scripts. The vulnerability can be exploited remotely, potentially affecting users who interact with the feedback form. It has been publicly disclosed, highlighting the importance of implementing security measures to prevent exploit attempts on the system.

Affected Version(s)

Online Examination 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-2026-86238 - Proof of Concept

References

https://vuldb.com/vuln/399395
vdb-entrytechnical-description
https://vuldb.com/vuln/399395/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-86238
third-party-advisory

CVSS V4

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

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

CyberShailendra (VulDB User)
.