Cross-Site Scripting Vulnerability in PHPGurukul Student Record Management System
CVE-2026-3403

4.8MEDIUM

Key Information:

Vendor

PHPgurukul
Status
Student Record Management System
Vendor
CVE Published:
2 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-3403?

A cross-site scripting vulnerability has been identified in the PHPGurukul Student Record Management System version 1.0, specifically affecting the file /edit-subject.php. This vulnerability allows an attacker to manipulate the argument 'Subject 1', facilitating a remote exploitation that can potentially compromise user data. The exploit is publicly accessible, raising significant concerns for users of this application.

Affected Version(s)

Student Record 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-2026-3403 - Proof of Concept

References

https://vuldb.com/?id.348298
vdb-entrytechnical-description
https://vuldb.com/?ctiid.348298
signaturepermissions-required
https://vuldb.com/?submit.763324
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

AS-AbdulSamad (VulDB User)
.