TI-2026-23557 Aliases CVE-2026-30559 GHSA-pj9c-w3gf-2xmg

A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and…

MEDIUM 60CWE-79Published 2026-03-30 · Updated 2026-04-06

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00276 20th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:ahsanriaz26gmailcom:sales_and_inventory_system:1.0:::::::*	1.0	Vulnerable	Ahsanriaz26gmailcom

cpe:2.3:a:ahsanriaz26gmailcom:sales_and_inventory_system:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Ahsanriaz26gmailcom

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-30559
2026-10-03 Alias added: GHSA-pj9c-w3gf-2xmg

References

Exploit 1

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

TI-2026-23560 A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and… CVSS 3.1CRITICAL 9.3
TI-2026-23564 A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and… CVSS 3.1MEDIUM 6.1
TI-2026-23563 A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and… CVSS 3.1MEDIUM 6.1
TI-2026-23562 A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and… CVSS 3.1MEDIUM 6.1
TI-2026-23561 A Stored Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and… CVSS 3.1MEDIUM 6.1
TI-2026-23559 A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and… CVSS 3.1MEDIUM 6.1

See all 30 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences