Cross-Site Scripting Vulnerability in SourceCodester Student Grades Management System
CVE-2025-11485

4.8MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Student Grades Management System
Vendor
CVE Published:
8 October 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-11485?

A cross-site scripting vulnerability exists in the SourceCodester Student Grades Management System 1.0. The flaw is present in the Manage Users Page function add_user located in /admin.php, where inadequate input validation on the parameters first_name and last_name allows remote attackers to inject malicious scripts. This vulnerability can lead to unauthorized actions executed under the user's session or compromise sensitive user data, making it imperative for administrators to apply security measures promptly to safeguard their applications.

Affected Version(s)

Student Grades 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-2025-11485 - Proof of Concept

References

https://vuldb.com/?id.327602
vdb-entrytechnical-description
https://vuldb.com/?ctiid.327602
signaturepermissions-required
https://vuldb.com/?submit.667406
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

sidzeroday (VulDB User)
JSON
.
CVE-2025-11485 : Cross-Site Scripting Vulnerability in SourceCodester Student Grades Management System