Improper Authorization in SourceCodester Client Database Management System
CVE-2026-3761

5.3MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Client Database Management System
Vendor
CVE Published:
8 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-3761?

A vulnerability exists in the SourceCodester Client Database Management System 1.0 that allows attackers to exploit improper authorization through the manipulation of the user_id parameter in the /superadmin_user_delete.php file. This flaw can be leveraged remotely, potentially compromising user access and system integrity. It is crucial for organizations using this software to assess their security posture and apply appropriate mitigations.

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Affected Version(s)

Client Database 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-2026-3761 - Proof of Concept

References

https://vuldb.com/?id.349739
vdb-entrytechnical-description
https://vuldb.com/?ctiid.349739
signaturepermissions-required
https://vuldb.com/?submit.768120
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Adarsh007 (VulDB User)
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