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CVE-2026-3764— SourceCodester Client Database Management System superadmin_user_update.php improper authorization

Quick assessment

Affected
SourceCodester Client Database Management System
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SourceCodester Client Database Management System是SourceCodester开源的一个客户端数据库管理系统。 SourceCodester Client Database Management System 1.0版本存在授权问题漏洞，该漏洞源于对文件/superadmin_user_update.php的错误操作，可能导致授权不当。

CVSS 7.3 · High EPSS 0.36% · P30

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts
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I. Basic Information for CVE-2026-3764

Vulnerability Information
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Vulnerability Title
SourceCodester Client Database Management System superadmin_user_update.php improper authorization
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in SourceCodester Client Database Management System 1.0. The impacted element is an unknown function of the file /superadmin_user_update.php. This manipulation causes improper authorization. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
SourceCodester Client Database Management System 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SourceCodester Client Database Management System是SourceCodester开源的一个客户端数据库管理系统。 SourceCodester Client Database Management System 1.0版本存在授权问题漏洞，该漏洞源于对文件/superadmin_user_update.php的错误操作，可能导致授权不当。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
SourceCodester Client Database Management System 1.0 -

II. Public POCs for CVE-2026-3764

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III. Intelligence Information for CVE-2026-3764

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Proof of Concept for CVE-2026-3764 (1)

Other References for CVE-2026-3764 (1)

Same Patch Batch · SourceCodester · 2026-03-08 · 19 CVEs total

CVE-2026-3762 7.3 HIGH SourceCodester Client Database Management System Endpoint superadmin_delete_manager.php im
CVE-2026-3734 7.3 HIGH SourceCodester Client Database Management System Endpoint fetch_manager_details.php improp
CVE-2026-3746 7.3 HIGH SourceCodester Simple Responsive Tourism Website Login Login.php sql injection
CVE-2026-3695 6.5 MEDIUM SourceCodester Modern Image Gallery App delete.php path traversal
CVE-2026-3724 6.3 MEDIUM SourceCodester Patients Waiting Area Queue Management System checkin.php improper authoriz
CVE-2026-3756 6.3 MEDIUM SourceCodester Sales and Inventory System check_item_details.php sql injection
CVE-2026-3755 6.3 MEDIUM SourceCodester Sales and Inventory System POST check_customer_details.php sql injection
CVE-2026-3754 6.3 MEDIUM SourceCodester Sales and Inventory System add_stock.php sql injection
CVE-2026-3753 6.3 MEDIUM SourceCodester Sales and Inventory System add_sales_print.php sql injection
CVE-2026-3771 6.3 MEDIUM SourceCodester/janobe Resort Reservation System accomodation.php sql injection
CVE-2026-3738 6.3 MEDIUM SourceCodester Pet Grooming Management Software Financial Report improper authorization
CVE-2026-3737 6.3 MEDIUM SourceCodester Pet Grooming Management Software User Creation add_user.php improper author
CVE-2026-3761 5.4 MEDIUM SourceCodester Client Database Management System Endpoint superadmin_user_delete.php impro
CVE-2026-3752 4.7 MEDIUM SourceCodester Employee Task Management System GET Parameter daily-task-report.php sql inj
CVE-2026-3751 4.7 MEDIUM SourceCodester Employee Task Management System GET Parameter daily-attendance-report.php s
CVE-2026-3702 4.3 MEDIUM SourceCodester Loan Management System index.php cross site scripting
CVE-2026-3770 4.3 MEDIUM SourceCodester Computer Laboratory Management System cross-site request forgery
CVE-2026-3766 3.5 LOW SourceCodester Web-based Pharmacy Product Management System edit-profile.php cross site sc

IV. Related Vulnerabilities

Same product: Client Database Management System
Same vendor: SourceCodester
Same weakness: CWE-285

V. Comments for CVE-2026-3764

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