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Client Database Management System CVE-2025-4923

MEDIUM
Improper Access Control (CWE-284)
2025-05-19 cna@vuldb.com
6.9
CVSS 4.0 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
MITRE ATT&CK

1 technique across 1 tactic: Defense Evasion

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 6.9 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.27%.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Week Schedule remediation this week. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.3% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

A vulnerability, which was classified as critical, has been found in SourceCodester Client Database Management System 1.0.php. Rated medium severity (CVSS 6.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-284. A vulnerability, which was classified as critical, has been found in SourceCodester Client Database Management System 1.0.php. The manipulation of the argument uploaded_file_cancelled leads to unrestricted upload. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Affected products include: Lerouxyxchire Client Database Management System.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.9 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vulnerable system: Confidentiality
Low
Vulnerable system: Integrity
Low
Vulnerable system: Availability
Low
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

Lifecycle Timeline

2
PoC Detected
May 28, 2025 - 12:50 vuln.today
Public exploit code
CVE Published
May 19, 2025 - 08:15 nvd
MEDIUM 6.9

DescriptionCVE.org

A vulnerability, which was classified as critical, has been found in SourceCodester Client Database Management System 1.0. This issue affects some unknown processing of the file /user_delivery_update.php. The manipulation of the argument uploaded_file_cancelled leads to unrestricted upload. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Executive ViewAI

Why It Matters

CVE-2025-4923 presents notable security risk, a improper access control vulnerability rated CVSS 6.9. Exploitation could compromise the security of affected deployments. Proof-of-concept code is publicly available. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Moderate
Compensating Controls

Apply vendor patch. If patching is delayed: restrict network access and enable monitoring.

Threat Intelligence Overview

EPSS Score
0.3%
Top 50% exploitable
Exploit
POC
Public exploit code exists

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC Yes
EPSS 0.3%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
Yes

Priority Score

54
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +34
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Malicious file upload attacks exploit insufficient validation when web applications accept user-provided files.

Affected Products (CPE)CVE.org

cpe:2.3:a:lerouxyxchire:client_database_management_system:1.0:*:*:*:*:*:*:*
CVE-2025-5840 HIGH POC
7.3 Jun 07

Critical unrestricted file upload vulnerability in SourceCodester Client Database Management System 1.0, affecting the /

CVE-2025-46191 CRITICAL
9.8 May 09

Arbitrary File Upload in user_payment_update.php in SourceCodester Client Database Management System 1.0 allows unauthen

CVE-2025-46192 CRITICAL
9.8 May 09

SourceCodester Client Database Management System 1.0 is vulnerable to SQL Injection in user_payment_update.php via the o

CVE-2025-46190 CRITICAL
9.8 May 09

SourceCodester Client Database Management System 1.0 is vulnerable to SQL Injection in user_delivery_update.php via the

CVE-2026-3764 MEDIUM POC
5.5 Mar 08

Improper authorization in SourceCodester Client Database Management System 1.0 allows unauthenticated remote attackers t

CVE-2026-3734 MEDIUM POC
5.5 Mar 08

Improper authorization in SourceCodester Client Database Management System 1.0 allows remote attackers to manipulate the

CVE-2026-3762 MEDIUM POC
5.5 Mar 08

Improper authorization in SourceCodester Client Database Management System 1.0/3.1 allows unauthenticated remote attacke

CVE-2025-14885 LOW POC
2.1 Dec 18

Unrestricted file upload in SourceCodester Client Database Management System 1.0 via the /user_leads.php endpoint in the

CVE-2026-3761 LOW POC
2.1 Mar 08

Client Database Management System versions up to 1.0 contains a vulnerability that allows attackers to improper authoriz

CVE-2025-63711 HIGH POC
7.1 Nov 10

A Cross-Site Request Forgery (CSRF) vulnerability in the SourceCodester Client Database Management System 1.0 allows an

CVE-2025-5299 MEDIUM POC
6.9 May 28

A vulnerability was found in SourceCodester Client Database Management System 1.0. Rated medium severity (CVSS 6.9), thi

CVE-2025-5207 MEDIUM POC
5.1 May 26

A vulnerability, which was classified as critical, has been found in SourceCodester Client Database Management System 1.

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