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CVE-2026-11520— SourceCodester Inventory System header.php cross site scripting

CVSS 3.5 · Low EPSS 0.25% · P16

Affected Version Matrix 1

VendorProductVersion RangeStatus
SourceCodesterInventory System1.0affected
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I. Basic Information for CVE-2026-11520

Vulnerability Information
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Vulnerability Title
SourceCodester Inventory System header.php cross site scripting
Source: NVD (National Vulnerability Database)
Vulnerability Description
A weakness has been identified in SourceCodester Inventory System 1.0. Affected by this issue is some unknown functionality of the file header.php. This manipulation causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Multiple parameters might be affected.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
SourceCodester Inventory System 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SourceCodester Inventory System是SourceCodester开源的一个库存系统。 SourceCodester Inventory System 1.0版本存在跨站脚本漏洞，该漏洞源于文件header.php中的操作，可能导致跨站脚本。攻击者可远程发起攻击。
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

VendorProductAffected VersionsCPESubscribe
SourceCodesterInventory System 1.0 cpe:2.3:a:sourcecodester:inventory_system:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-11520

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III. Intelligence Information for CVE-2026-11520

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Other References for CVE-2026-11520 (1)

Same Patch Batch · SourceCodester · 2026-06-08 · 13 CVEs total

CVE-2026-114717.3 HIGHSourceCodester Class and Exam Timetabling System index2.php sql injection
CVE-2026-114727.3 HIGHSourceCodester Class and Exam Timetabling System index1.php sql injection
CVE-2026-114827.3 HIGHSourceCodester Class and Exam Timetabling System archive5.php sql injection
CVE-2026-114837.3 HIGHSourceCodester Class and Exam Timetabling System archive4.php sql injection
CVE-2026-114847.3 HIGHSourceCodester Class and Exam Timetabling System archive3.php sql injection
CVE-2026-114857.3 HIGHSourceCodester Class and Exam Timetabling System archive2.php sql injection
CVE-2026-114867.3 HIGHSourceCodester Class and Exam Timetabling System archive1.php sql injection
CVE-2026-115017.3 HIGHSourceCodester Hospitals Patient Records Management System Master.php save_patient sql inj
CVE-2026-115196.3 MEDIUMSourceCodester Inventory System Account Creation users_handler.php improper authorization
CVE-2026-115155.3 MEDIUMSourceCodester Barangay Resident Profiling and Information Management System Password Rese
CVE-2026-115525.3 MEDIUMSourceCodester Onlne Examination & Learning Management System import_users.php hard-coded
CVE-2026-115184.3 MEDIUMSourceCodester Inventory System User Management users.php cross site scripting

IV. Related Vulnerabilities

Same product: Inventory System
Same vendor: SourceCodester
Same weakness: CWE-79

V. Comments for CVE-2026-11520

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