CVE-2026-30562

9.3 criticalEPSS 0.3%

Critical (9.3) in ahsanriaz26gmailcom sales and inventory system. EPSS 0.3% chance of exploitation in the next 30 days.

A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and Inventory System 1.0. The vulnerability is located in the add_stock.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.

Severity

CVSS 3.1

9.3 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 26% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2026-03-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

ahsanriaz26gmailcom:sales_and_inventory_system

References

https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-AddStock-msg.md

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