Cross-Site Scripting Vulnerability in Exam Form Submission by code-projects
CVE-2026-4578

4.8MEDIUM

Key Information:

Vendor

Code-projects

Status
Exam Form Submission
Vendor
CVE Published:
23 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-4578?

A cross-site scripting vulnerability exists in the Exam Form Submission product developed by code-projects. This issue arises from improper validation of the 'sname' argument in the /admin/update_s3.php file. An attacker can exploit this vulnerability remotely by inputting malicious scripts, potentially leading to unauthorized access or manipulation of session data. This vulnerability has been disclosed publicly, making it imperative for users to apply security measures promptly to mitigate associated risks.

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Deploy the Patch

Affected Version(s)

Exam Form Submission 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-2026-4578 - Proof of Concept

References

https://vuldb.com/?id.352415
vdb-entrytechnical-description
https://vuldb.com/?ctiid.352415
signaturepermissions-required
https://vuldb.com/?submit.775206
third-party-advisory

CVSS V4

Score:
4.8
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

Rocky__Cheng (VulDB User)
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