Cross-Site Scripting Vulnerability in Code-Projects Exam Form Submission by Code-Projects
CVE-2026-4577

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-2026-4577?

A cross-site scripting vulnerability exists in the Code-Projects Exam Form Submission version 1.0, specifically in the '/admin/update_s4.php' file. Insufficient input validation allows an attacker to manipulate the 'sname' argument, leading to the execution of arbitrary scripts in the context of the user's session. This vulnerability can be exploited remotely, posing a risk to user data and potentially allowing attackers to hijack sessions or spread malicious content. Awareness and immediate remediation are essential to mitigate the impact of this security issue.

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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-2026-4577 - Proof of Concept

References

https://vuldb.com/?id.352414
vdb-entrytechnical-description
https://vuldb.com/?ctiid.352414
signaturepermissions-required
https://vuldb.com/?submit.775205
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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