CVE-2026-11520 MEDIUM

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

Vendor Sourcecodester
Product Inventory System
Weakness CWE-79 · XSS
Published June 8, 2026
Last update June 9, 2026

CVSS base score

5.1/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

What the vulnerability does

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.

Key dates

Disclosure timeline

June 8, 2026 CVE published
June 9, 2026 Record updated