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CVE-2026-4014— itsourcecode Cafe Reservation System Registration signup.php sql injection

Quick assessment

Affected
itsourcecode Cafe Reservation System
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

itsourcecode Cafe Reservation System是itsourcecode开源的一个咖啡馆预订系统。 itsourcecode Cafe Reservation System 1.0版本存在SQL注入漏洞，该漏洞源于组件Registration中文件/curvus2/signup.php对参数Username的错误操作，可能导致SQL注入攻击。

CVSS 7.3 · High EPSS 0.58% · P46

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-4014

Vulnerability Information
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Vulnerability Title
itsourcecode Cafe Reservation System Registration signup.php sql injection
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in itsourcecode Cafe Reservation System 1.0. This impacts an unknown function of the file /curvus2/signup.php of the component Registration. Performing a manipulation of the argument Username results in sql injection. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks.
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
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5
Vulnerability Title
itsourcecode Cafe Reservation System SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
itsourcecode Cafe Reservation System是itsourcecode开源的一个咖啡馆预订系统。 itsourcecode Cafe Reservation System 1.0版本存在SQL注入漏洞，该漏洞源于组件Registration中文件/curvus2/signup.php对参数Username的错误操作，可能导致SQL注入攻击。
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
itsourcecode Cafe Reservation System 1.0 -

II. Public POCs for CVE-2026-4014

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 9515 chars
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III. Intelligence Information for CVE-2026-4014

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Vendor Advisories for CVE-2026-4014 (2)

Other References for CVE-2026-4014 (2)

Same Patch Batch · itsourcecode · 2026-03-12 · 5 CVEs total

CVE-2026-3981 7.3 HIGH itsourcecode Online Doctor Appointment System doctor_action.php sql injection
CVE-2026-3980 7.3 HIGH itsourcecode Online Doctor Appointment System patient_action.php sql injection
CVE-2026-3993 4.3 MEDIUM itsourcecode Payroll Management System manage_employee_deductions.php cross site scripting
CVE-2026-3982 4.3 MEDIUM itsourcecode University Management System view_result.php cross site scripting

IV. Related Vulnerabilities

Same vendor: itsourcecode
Same weakness: CWE-89

V. Comments for CVE-2026-4014

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