Vulnerability Details CVE-2026-30559
A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and Inventory System 1.0. The vulnerability is located in the add_sales.php file via the "msg" parameter. The application fails to sanitize the input, allowing remote attackers to inject arbitrary web script or HTML via a crafted URL.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 10.6%
CVSS Severity
CVSS v3 Score 5.4
References
Products affected by CVE-2026-30559
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cpe:2.3:a:ahsanriaz26gmailcom:sales_and_inventory_system:1.0