Cross Site Scripting Vulnerability in PHPGurukul Small CRM 4.0
CVE-2025-9834

5.1MEDIUM

Key Information:

Vendor

PHPgurukul
Status
Small Crm
Vendor
CVE Published:
2 September 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-9834?

A vulnerability has been identified in PHPGurukul Small CRM 4.0 that allows for cross site scripting (XSS) attacks through manipulation of the Username argument in the /registration.php file. This flaw permits attackers to execute malicious scripts on users' browsers, potentially compromising sensitive information and leading to unauthorized actions. Remote exploitation of this issue is possible, making it essential for users to implement mitigations promptly.

Affected Version(s)

Small CRM 4.0

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-2025-9834 - Proof of Concept

References

https://vuldb.com/?id.322181
vdb-entrytechnical-description
https://vuldb.com/?ctiid.322181
signaturepermissions-required
https://vuldb.com/?submit.642025
third-party-advisory

CVSS V4

Score:
5.1
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

YoSheep (VulDB User)
.