Which versions of PHP are affected by CVE-2026-3762?

A high-severity vulnerability in SourceCodester Client Database Management System allows unauthorized deletion of manager accounts through an unprotected endpoint.

Is there a public PoC exploit available for CVE-2026-3762?

Yes, a public proof-of-concept exploit is available for CVE-2026-3762. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-3762?

Within 24 hours: Inventory all systems running SourceCodester Client Database Management System versions 1.0/3.1 and restrict network access to /superadmin_delete_manager.php via firewall rules. Within 7 days: Implement Web Application Firewall (WAF) rules to block malicious requests to the vulnerable endpoint and review manager account audit logs for unauthorized deletion attempts. Within 30 days: Evaluate alternative database management solutions or contact vendor for patched release timeline; consider migrating critical data if patch is not forthcoming.

PHP CVE-2026-3762

Q: What is the CVSS score of CVE-2026-3762?

CVE-2026-3762 has a CVSS 4.0 base score of 5.5 (Medium). CVSS vector: 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/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.0%.

MEDIUM

Incorrect Privilege Assignment (CWE-266)

2026-03-08 cna@vuldb.com

PHP Information Disclosure

5.5

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

5.5 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/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

Severity Changed

Apr 29, 2026 - 01:11 NVD

HIGH MEDIUM

CVSS changed

Apr 29, 2026 - 01:11 NVD

7.3 (HIGH) 5.5 (MEDIUM)

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

PoC Detected

Mar 09, 2026 - 15:05 vuln.today

Public exploit code

CVE Published

Mar 08, 2026 - 19:16 nvd

HIGH 7.3

DescriptionCVE.org

A vulnerability has been found in SourceCodester Client Database Management System 1.0/3.1. Impacted is an unknown function of the file /superadmin_delete_manager.php of the component Endpoint. The manipulation of the argument manager_id leads to improper authorization. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

AnalysisAI

Improper authorization in SourceCodester Client Database Management System 1.0/3.1 allows unauthenticated remote attackers to manipulate the manager_id parameter in the /superadmin_delete_manager.php endpoint to bypass access controls. Public exploit code exists for this vulnerability, and no patch is currently available. …

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Attack chain visualization
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Send unauthenticated HTTP request to /superadmin_delete_manager.php

Exploit

Manipulate manager_id parameter

Execution

Bypass authorization checks

Impact

Delete unauthorized manager records

Access

Send unauthenticated HTTP request to /superadmin_delete_manager.php

Exploit

Manipulate manager_id parameter

Execution

Bypass authorization checks

Impact

Delete unauthorized manager records

Vulnerability AssessmentAI

Exploitation	SourceCodester Client Database Management System 1.0 or 3.1 with /superadmin_delete_manager.php endpoint accessible without authentication. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	CVSS 7.3 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	A remote attacker (requires authentication) could exploit this flaw, improper authorization.
Remediation	Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Inventory all systems running SourceCodester Client Database Management System versions 1.0/3.1 and restrict network access to /superadmin_delete_manager.php via firewall rules. …

Threat intelligence, references, and detailed analysis are available after sign-in.

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CVE-2026-3762 vulnerability details – vuln.today

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PHP CVE-2026-3762

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

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Attack ChainAIDerived

Vulnerability AssessmentAI

Recommended ActionAI

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External POC / Exploit Code